CVE-2026-15772 in Chrome
Summary
by MITRE • 07/15/2026
Use after free in GPU in Google Chrome on Android prior to 150.0.7871.125 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
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Analysis
by VulDB Data Team • 07/15/2026
This vulnerability represents a critical use-after-free condition in the graphics processing unit implementation within Google Chrome for Android, specifically affecting versions prior to 150.0.7871.125. The flaw occurs when the renderer process handles GPU-related operations and memory management, creating an opportunity for attackers who have already compromised this process to escalate their privileges. The vulnerability stems from improper handling of memory references after objects have been freed, allowing malicious code to manipulate freed memory locations. According to chromium security severity classification, this represents a high-risk issue due to its potential for privilege escalation.
The technical exploitation involves a remote attacker who has already gained access to the renderer process through some initial compromise vector. Once inside this process, the attacker can craft a specially designed HTML page that triggers the use-after-free condition during GPU command execution. This particular flaw is classified under CWE-416 as a Use After Free vulnerability, where memory is accessed after it has been freed by the application. The attack leverages the renderer process's interaction with graphics hardware components, specifically targeting how GPU resources are managed and cleaned up in memory.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it enables potential sandbox escape from the isolated renderer environment that Chrome employs for security isolation. This means an attacker who successfully exploits this vulnerability could break out of the restricted process boundaries that normally protect the user's system from malicious code execution. The attack requires only a web-based payload, making it highly accessible and dangerous in real-world scenarios where users may encounter compromised websites or be tricked into visiting malicious pages through social engineering tactics.
Mitigation strategies should focus on immediate patching to version 150.0.7871.125 or later, which contains the necessary memory management fixes for the GPU component. Organizations should also implement network-based protections such as web application firewalls and content filtering systems that can detect and block suspicious HTML content. Browser hardening measures including disabling unnecessary GPU features, implementing strict CSP policies, and maintaining up-to-date security patches across all Chrome installations are recommended. From an ATT&CK perspective, this vulnerability maps to technique T1059.007 for browser scripting and T1068 for exploitation of privilege escalation through sandbox escape mechanisms. The vulnerability demonstrates the critical importance of memory safety in graphics processing components and highlights how seemingly isolated process boundaries can be bypassed through sophisticated exploitation techniques targeting low-level system components.