CVE-2025-27038
📋 TL;DR
This vulnerability allows memory corruption in Chrome's graphics rendering through Adreno GPU drivers, potentially enabling arbitrary code execution. It affects Chrome users on devices with Qualcomm Adreno GPUs. Attackers could exploit this to compromise browser security.
💻 Affected Systems
- Google Chrome
- Chromium-based browsers
📦 What is this software?
Smart Audio 400 Platform Firmware by Qualcomm
Snapdragon 4 Gen 2 Mobile Platform Firmware by Qualcomm
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Snapdragon 6 Gen 1 Mobile Platform Firmware by Qualcomm
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Snapdragon 680 4g Mobile Platform Firmware by Qualcomm
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Snapdragon 685 4g Mobile Platform \(sm6225 Ad\) Firmware by Qualcomm
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Snapdragon W5\+ Gen 1 Wearable Platform Firmware by Qualcomm
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⚠️ Risk & Real-World Impact
Worst Case
Full system compromise through browser-based remote code execution, allowing attacker control over the device.
Likely Case
Browser crash or sandbox escape leading to limited code execution within browser context.
If Mitigated
Browser crash without code execution if sandboxing holds, causing denial of service.
🎯 Exploit Status
CISA confirms known exploitation; requires user to visit malicious website or view malicious content.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Chrome 128.0.6613.84 and later
Vendor Advisory: https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2025-bulletin.html
Restart Required: Yes
Instructions:
1. Open Chrome settings 2. Navigate to 'About Chrome' 3. Allow browser to check for and install updates 4. Restart Chrome when prompted
🔧 Temporary Workarounds
Disable GPU acceleration
allTemporarily disable hardware acceleration to bypass vulnerable GPU driver
chrome://settings/system -> Disable 'Use hardware acceleration when available'
🧯 If You Can't Patch
- Restrict browser to trusted websites only using network policies
- Implement application allowlisting to prevent unauthorized browser execution
🔍 How to Verify
Check if Vulnerable:
Check Chrome version: chrome://settings/help - if version is below 128.0.6613.84, system is vulnerableCheck Version:
chrome://versionVerify Fix Applied:
Confirm Chrome version is 128.0.6613.84 or higher in chrome://settings/help📡 Detection & Monitoring
Log Indicators:
- Chrome crash logs with GPU process termination
- Unexpected Chrome renderer process crashes
Network Indicators:
- Outbound connections from Chrome to suspicious domains following crash
SIEM Query:
source="chrome_logs" AND (event="gpu_process_crash" OR event="renderer_crash")