{"id":41065,"date":"2026-07-15T07:17:23","date_gmt":"2026-07-15T07:17:23","guid":{"rendered":"https:\/\/fidelissecurity.com\/?post_type=vulnerabilities&#038;p=41065"},"modified":"2026-07-19T17:55:16","modified_gmt":"2026-07-19T17:55:16","slug":"cve-2026-21385","status":"publish","type":"vulnerabilities","link":"https:\/\/fidelissecurity.com\/es\/vulnerabilities\/cve-2026-21385\/","title":{"rendered":"CVE-2026-21385"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"41065\" class=\"elementor elementor-41065\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"vulnerabilities\">\n\t\t\t\t<div class=\"elementor-element elementor-element-10f184a e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"10f184a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e2ebbc elementor-widget elementor-widget-heading\" data-id=\"0e2ebbc\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"summary\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Summary<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0352243 elementor-widget elementor-widget-text-editor\" data-id=\"0352243\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"NormalTextRun SCXW219707520 BCX8\">A high-severity memory corruption vulnerability known as CVE-2026-21385 affects Qualcomm graphics components in a variety of Snapdragon-powered mobile, automotive, IoT, compute, wearable, and connectivity systems. Memory corruption may result from an integer overflow or wraparound that occurs during memory allocation alignment. The vulnerability has been added to the Known Exploited Vulnerabilities (KEV) list by CISA after Google\u00a0<\/span><span class=\"NormalTextRun SCXW219707520 BCX8\">determined<\/span><span class=\"NormalTextRun SCXW219707520 BCX8\">\u00a0that it is being used in targeted, restricted attacks. For impacted devices, quick patching is crucial. Qualcomm fixed the problem in its March 2026 Security Bulletin, and Google included the repair in the March 2026 Android Security Bulletin<\/span><span class=\"NormalTextRun SCXW219707520 BCX8\">.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b3f860 elementor-widget elementor-widget-heading\" data-id=\"0b3f860\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"actions-required\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Urgent Actions Required<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e58d2d elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"8e58d2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Apply the March 2026 OEM firmware or Android security updates that include Qualcomm's fix for CVE-2026-21385.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Verify that affected Android devices are running security patch level 2026-03-05 or later where available.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Identify Qualcomm-powered mobile, IoT, automotive, wearable, and compute devices that may still be using vulnerable firmware versions.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Restrict installation of applications from untrusted sources and enforce Google Play Protect on managed Android devices until patching is complete.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Monitor for signs of device instability, unexpected crashes, firmware resets, or abnormal behavior that could indicate exploitation attempts on unpatched systems.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6059c5 elementor-widget elementor-widget-heading\" data-id=\"e6059c5\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"vulnerable-systems\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Which Systems Are Vulnerable to\u202fCVE-2026-21385?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91f5818 elementor-widget elementor-widget-heading\" data-id=\"91f5818\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Technical Overview\u202f<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d261fe2 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"d261fe2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Vulnerability Type:<\/b>Integer Overflow or Wraparound (CWE-190) Leading to Memory Corruption <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Affected Software\/Versions:<\/b> <ul> <li>Qualcomm Snapdragon Mobile platforms<\/li> <li>Snapdragon Auto platforms<\/li> <li>Snapdragon Compute platforms<\/li> <li>Snapdragon Connectivity platforms<\/li> <li>Snapdragon Consumer and Industrial IoT platforms<\/li> <li>Snapdragon Wearables<\/li> <li>Snapdragon Voice &amp; Music platforms<\/li> <li>Qualcomm FastConnect, QCA, WCN, WCD, and WSA components<\/li> <li>Qualcomm Robotics, XR, AR, and Vision Intelligence platforms<\/li><\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>CVSS Vector:\u202fv3.1<\/b> <ul> <li>Attack Vector: Local<\/li> <li>Attack Complexity: Low<\/li> <li>Privileges Required: Low<\/li> <li>User Interaction: None <\/li> <li>Scope: Unchanged<\/li> <li>Confidentiality Impact: High<\/li> <li>Integrity Impact: High<\/li> <li>Availability Impact: High<\/li><\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Patch Availability:<\/b>\u202fYes, available\u202f<ol> <li><a href=\"https:\/\/docs.qualcomm.com\/securitybulletin\/march-2026-bulletin.html\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">Security Bulletins | Qualcomm Documentation<\/a><\/li> <li><a href=\"https:\/\/source.android.com\/docs\/security\/bulletin\/2026\/2026-03-01\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">Android Security Bulletin\u2014March 2026 \u202f|\u202f Android Open Source Project<\/a><\/li> <\/ol><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-759b53d elementor-widget elementor-widget-heading\" data-id=\"759b53d\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"exploitation-path\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How Does the CVE-2026-21385\u202fExploit Work?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e9e9cb elementor-widget elementor-widget-text-editor\" data-id=\"0e9e9cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW89133380 BCX8\" lang=\"EN-IN\" xml:lang=\"EN-IN\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW89133380 BCX8\">The attack typically follows these steps:<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b05bab elementor-widget elementor-widget-image\" data-id=\"2b05bab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"2548\" height=\"2560\" src=\"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-scaled.webp\" class=\"attachment-full size-full wp-image-41068\" alt=\"CVE-2026-21385\" srcset=\"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-scaled.webp 2548w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-300x300.webp 300w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-1019x1024.webp 1019w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-150x150.webp 150w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-768x771.webp 768w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-1529x1536.webp 1529w, https:\/\/fidelissecurity.com\/wp-content\/uploads\/2026\/07\/CVE-2026-21385-2039x2048.webp 2039w\" sizes=\"(max-width: 2548px) 100vw, 2548px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a93a1eb elementor-widget elementor-widget-heading\" data-id=\"a93a1eb\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"root-cause\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Causes\u202fCVE-2026-21385?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7275c12 elementor-widget elementor-widget-text-editor\" data-id=\"7275c12\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Vulnerability Root Cause:\u202f\u202f\u202f<\/strong><\/p><p>An integer overrun or wraparound (CWE-190) during memory allocation alignment in Qualcomm&#8217;s graphics component is the source of the vulnerability. Incorrect memory allocation may occur when alignment data are evaluated without enough validation. Memory corruption results from this, giving low-privilege, local attackers a chance to take over the compromised device.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-496d048 e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"496d048\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1e32da elementor-widget elementor-widget-heading\" data-id=\"e1e32da\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"mitigation\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How Can You Mitigate\u202fCVE-2026-21385?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f81845 elementor-widget elementor-widget-text-editor\" data-id=\"4f81845\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>If immediate patching is delayed or not possible:\u202f<\/p><ul><li>Block untrusted or sideloaded apps.<\/li><li>Enable Google Play Protect.<\/li><li>Enforce Android security patch level 2026-03-01 or later through MDM.<\/li><li>Restrict access to unpatched Qualcomm-powered devices.<\/li><li>Isolate or replace devices that no longer receive security updates.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-048e63e elementor-widget elementor-widget-heading\" data-id=\"048e63e\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"asset-and-systems-risk\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Which Assets and Systems Are at Risk?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a622920 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"a622920\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Asset Types Affected:<\/b> <ul> <li>Android Devices - Devices using affected Qualcomm graphics\/display components<\/li> <li>Mobile Devices - Smartphones powered by vulnerable Qualcomm Snapdragon chipsets<\/li> <li>IoT Devices - Qualcomm-based IoT devices using affected firmware <\/li> <li>Automotive Platforms - Qualcomm-powered automotive systems running vulnerable components<\/li> <\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Business-Critical Systems at Risk:<\/b> <ul> <li>Enterprise Mobile Fleets - Corporate-managed Android devices that have not received the March 2026 security updates<\/li> <li>BYOD Environments - Personally owned Android devices with vulnerable Qualcomm components<\/li> <li>Mobile and IoT Deployments - Organizations relying on Qualcomm-powered mobile or IoT devices for daily operations<\/li> <\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Exposure Level:<\/b> <ul> <li>Unpatched Devices - Systems that have not received the March 2026 Qualcomm and Android security updates<\/li> <li>Devices Running Untrusted Apps - Increased risk where malicious or sideloaded applications can obtain local code execution<\/li> <li>Managed and Unmanaged Devices - Both enterprise-managed and unmanaged Qualcomm-powered devices remain at risk until patched<\/li> <\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ebd4fd9 elementor-widget elementor-widget-heading\" data-id=\"ebd4fd9\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"patching\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Will Patching\u202fCVE-2026-21385 Cause Downtime?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3ff488 elementor-widget elementor-widget-text-editor\" data-id=\"d3ff488\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Patch application impact:<\/strong>\u202fApply the OEM firmware update containing Qualcomm&#8217;s March 2026 fixes. Verify the device is running the 2026-03-05 Android security patch level or later.<\/p><p><strong>Mitigation (if immediate patching is not possible):<\/strong>\u202fRestrict sideloaded apps, enforce Google Play Protect, require Android patch level 2026-03-01 or later through MDM, and isolate unsupported devices.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16d5fc0 elementor-widget elementor-widget-heading\" data-id=\"16d5fc0\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"detection\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How Can You Detect\u202fCVE-2026-21385 Exploitation?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d388fac elementor-widget elementor-widget-heading\" data-id=\"d388fac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Indicators of Compromise (IOCs\/IOAs):\u202f<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4912b8f elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"4912b8f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Unexpected kernel panics, firmware resets, or SubSystem Restart (SSR) events<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Crash dumps showing heap corruption in Qualcomm drivers or DSP\/modem components<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Device instability after installation of untrusted or sideloaded applications<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-221fc5e elementor-widget elementor-widget-heading\" data-id=\"221fc5e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Behavioral\u202fIndicators:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f737893 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"f737893\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Repeated crashes involving Qualcomm-supplied modules<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Devices running security patch levels older than 2026-03-01 <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Installation of applications from unknown or untrusted sources before abnormal device behavior<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a751ff elementor-widget elementor-widget-heading\" data-id=\"9a751ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Alerting Strategy:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2280585 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"2280585\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Priority:<\/b> High<ul> <li>Alert on devices missing the March 2026 Android security updates<\/li> <li>Monitor MDM compliance for outdated security patch levels<\/li> <li>Correlate Android crash reports for repeated faults in Qualcomm components<\/li> <li>Flag installation of untrusted applications on unpatched devices<\/li> <\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ccf3cc elementor-widget elementor-widget-heading\" data-id=\"1ccf3cc\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"remediation-response\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Remediation &amp; Response<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-839aa54 elementor-widget-laptop__width-initial elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"839aa54\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Incident Response Considerations:<\/b> <ul> <li>Identify devices using affected Qualcomm components.<\/li> <li>Check MDM compliance for outdated Android security patch levels.<\/li> <li>Review Android crash reports for repeated faults in Qualcomm modules.<\/li> <li>Investigate unexpected kernel panics, firmware resets, or SubSystem Restart (SSR) events.<\/li> <li>Monitor installation of untrusted or sideloaded applications on unpatched devices.<\/li> <\/ul><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9cf1f94 content-align-cta-default elementor-widget elementor-widget-eael-cta-box\" data-id=\"9cf1f94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-cta-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"eael-call-to-action cta-basic bg-lite cta-preset-1\">\n        <h4 class=\"title eael-cta-heading\"><span class=\"eael-cta-title-text elementor-repeater-item-ba8b47d\">Gain deep visibility<\/span> <span class=\"eael-cta-title-text elementor-repeater-item-581abbc\">across every<\/span> <span class=\"eael-cta-title-text elementor-repeater-item-e8718a5\">endpoint<\/span> <\/h4><ul style=\"color: #ffffff\">\n \t<li style=\"list-style-type: none\">\n<ul style=\"color: #ffffff\">\n \t<li style=\"list-style-type: none\">\n<ul style=\"color: #ffffff\">\n \t<li>Learn how Fidelis Endpoint<sup>\u00ae<\/sup> accelerates threat detection and response<\/li>\n \t<li>Explore remote investigation and response capabilities<\/li>\n \t<li>Discover how to reduce alert fatigue and improve analyst efficiency<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul><a href=\"https:\/\/fidelissecurity.com\/resource\/datasheet\/fidelis-edr\/\" class=\"cta-button cta-preset-1  \">Download the Data Sheet<\/a>\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6753ae5c e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"6753ae5c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9cc6dc7 elementor-widget elementor-widget-heading\" data-id=\"9cc6dc7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"cvss-breakdown-table\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CVSS Breakdown Table\u202f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76c57f0 elementor-widget elementor-widget-Table\" data-id=\"76c57f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"Table.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<table class=\"tafe-table \">\n\t\t\t<thead  class=\"tafe-table-header\">\n\t\t\t\t<tr>\n\t\t\t\t\t<th class=\"elementor-inline-editing elementor-repeater-item-58d4a4b\"   >Metric<\/th><th class=\"elementor-inline-editing elementor-repeater-item-5df925d\"   >Value\u202f<\/th><th class=\"elementor-inline-editing elementor-repeater-item-1a6f993\"   >Description<\/th>\t\t\t\t<\/tr>\n\t\t\t<\/thead>\n\t\t\t\t\t\t<tbody class=\"tafe-table-body\">\n\t\t\t\t<tr>\n\t\t\t\t\t<td data-label=\"Metric\"   class=\"elementor-repeater-item-480a869 td-content-type-default\" >Base Score<\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-ff1827d td-content-type-default\" >7.8<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-5024640 td-content-type-default\" >High-severity memory corruption vulnerability<\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-1ddd412 td-content-type-default\" >Attack Vector<\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-bbd7e7e td-content-type-default\" >Local <\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-4a0a1fd td-content-type-default\" >Exploitation requires local access to the affected device <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-6c597f3 td-content-type-default\" >Attack Complexity<\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-ed0abd9 td-content-type-default\" >Low<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-7a9fabf td-content-type-default\" >No special conditions are required beyond local access <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-91f8a20 td-content-type-default\" >Privileges Required<\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-5531257 td-content-type-default\" >Low<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-7e3c677 td-content-type-default\" >An attacker needs low-level privileges to exploit the flaw <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-2a08640 td-content-type-default\" >Exploitation does not require user interaction <\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-ba738dd td-content-type-default\" >None<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-86ba742 td-content-type-default\" >Exploitation does not require user interaction <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-83d4b57 td-content-type-default\" >Scope <\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-a033634 td-content-type-default\" >Unchanged <\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-2f5ca21 td-content-type-default\" >The impact is limited to the vulnerable component <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-9e69ec2 td-content-type-default\" >Confidentiality Impact <\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-60a205a td-content-type-default\" >High<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-b6f0509 td-content-type-default\" >Successful exploitation may expose sensitive information <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-9f056c9 td-content-type-default\" >Integrity Impact <\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-1a6b266 td-content-type-default\" >High<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-4e63a19 td-content-type-default\" >An attacker may modify or corrupt data <\/td><\/tr><tr><td data-label=\"Metric\"   class=\"elementor-repeater-item-d664870 td-content-type-default\" >Availability Impact<\/td><td data-label=\"Value\u202f\"   class=\"elementor-repeater-item-bfc0d04 td-content-type-default\" >High<\/td><td data-label=\"Description\"   class=\"elementor-repeater-item-6066841 td-content-type-default\" >Exploitation can affect normal device operation through memory corruption <\/td>\t\t\t\t<\/tr>\n\t\t\t<\/tbody>\n\t\t<\/table>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-29f0fef e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"29f0fef\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fd79500 elementor-widget elementor-widget-heading\" data-id=\"fd79500\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"resources\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">References:<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3bdf004 elementor-widget elementor-widget-text-editor\" data-id=\"3bdf004\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ol>\n \t<li><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2026-21385\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">NVD &#8211; CVE-2026-21385<\/a><\/li>\n \t<li><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2026-21385\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">CVE Record: CVE-2026-21385<\/a><\/li>\n<\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>CVE-2026-21385 is a Qualcomm Snapdragon memory corruption vulnerability that may impact affected Android devices.<\/p>\n","protected":false},"featured_media":41068,"template":"","severity":[1473],"vuln_year":[1524],"class_list":["post-41065","vulnerabilities","type-vulnerabilities","status-publish","has-post-thumbnail","hentry","severity-high","vuln_year-1524"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - 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