Qualcomm Adreno GPU Driver Memory Corruption Vulnerability (CVE-2025-27038) Technical Advisory
Executive & SecOps Summary
SECOPS ASSESSMENTAndroid devices equipped with Qualcomm Adreno GPU drivers and running Google Chrome browser
Remote attackers can exploit GPU rendering pipelines to trigger memory corruption, potentially leading to sandbox escape and arbitrary code execution
Apply the latest security patches released by Qualcomm and device OEMs, and update Google Chrome to the latest version
Affected Products & Version Scope
Remediation & Live Workaround Commands
PATCH & WORKAROUND1. Official Patch & Version Upgrade Commands
Apply the latest system updates provided by Qualcomm and your device manufacturer (OEM). For managed Android fleets, ensure Google Chrome is updated to the latest version using ADB or MDM solutions.
# Force check and trigger Google Chrome update on connected Android device via ADB
adb shell am start -a android.intent.action.VIEW -d 'market://details?id=com.android.chrome'2. Temporary Workaround & Hardening Configuration
If immediate patching is not feasible, mitigate the risk by disabling hardware acceleration and WebGL APIs within Chrome to reduce the attack surface.
# Example of enforcing Chrome policy to disable WebGL via managed policy configuration
# Add the following JSON structure to your Chrome enterprise policy configuration
{
'Disable3DAPIs': true,
'WebGLBlockedForUrls': ['*']
}3. Log Audit & IoC Verification Commands
Monitor system logs for unusual GPU driver crashes or segmentation faults that may indicate exploitation attempts targeting the Adreno driver.
# Filter Android logcat output for Adreno GPU driver crashes and memory faults
adb logcat | grep -Ei 'adreno|kgsl|fatal signal 11|address boundary error'Block Kernel Privilege Escalation & Ransomware Payloads Before You Can Reboot
Protect unpatched Windows, Linux, and macOS workloads against in-memory exploitation and lateral movement with autonomous EDR.
Technical Root Cause & Exploitation Mechanics
1. Vulnerability Overview & Root Cause
CVE-2025-27038 is a critical memory corruption vulnerability that occurs while rendering graphics using Qualcomm Adreno GPU drivers within the Google Chrome browser environment. Classified under Use-After-Free (CWE-416), the root cause lies in improper lifecycle management of GPU memory resources, allowing the driver to reference memory addresses that have already been deallocated.
2. Exploitation Mechanics & Attack Scenario
An attacker can exploit this vulnerability by hosting a malicious web page containing crafted WebGL or WebGPU rendering instructions. When a victim visits the page via Chrome, the browser's renderer process interacts with the Adreno GPU driver to allocate and prematurely free specific graphics contexts or buffer objects. By reclaiming the freed memory space with attacker-controlled data (e.g., via heap spraying), the attacker can hijack the control flow when the driver attempts to reuse the stale pointer, leading to privilege escalation or arbitrary code execution.
3. Infrastructure & Business Impact
This vulnerability is actively exploited in the wild and is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog. In an enterprise environment, a successful exploit on an employee's mobile device can bypass browser sandboxes, compromise the endpoint, and serve as an entry point for lateral movement, data exfiltration, and unauthorized access to corporate networks.
Official Vendor Advisories & References
Memory corruption while rendering graphics using Adreno GPU drivers in Chrome.
Frequently Asked SecOps Questions (CVE-2025-27038)
FAQQ1. How critical is CVE-2025-27038 and is it actively exploited in the wild?
CVE-2025-27038 is rated CVSS 7.5 (HIGH) with a 30-day EPSS exploitation probability of 1.0%. It is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, requiring immediate emergency remediation.
Q2. Which vendors and products are affected by CVE-2025-27038?
Primary impacted vendors include qualcomm, google across adreno gpu driver, chrome. Scope summary: Devices utilizing Qualcomm Adreno GPU drivers running Google Chrome browser
Q3. What temporary mitigations or workarounds exist for CVE-2025-27038 before patching?
[Mitigation] Apply the latest security patches released by Qualcomm and device OEMs, and update Google Chrome to the latest version Follow the CLI remediation commands and interactive SecOps checklist on this page to restrict exposure prior to your maintenance window.
Generate an Internal Engineering Notice or CISO Report for CVE-2025-27038
Instantly format this advisory into an executive CISO summary or engineering patch ticket.
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