CVE-2026-15764 in Chrome
Summary
by MITRE • 07/15/2026
Use after free in Ozone in Google Chrome on Linux prior to 150.0.7871.125 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
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Analysis
by VulDB Data Team • 07/15/2026
This vulnerability represents a critical use-after-free condition in the Ozone graphics subsystem of Google Chrome on Linux platforms, affecting versions prior to 150.0.7871.125. The flaw occurs within the ozone platform abstraction layer that handles graphics rendering and user interface operations on Linux systems. A remote attacker can potentially exploit this vulnerability by crafting a malicious HTML page that triggers specific UI gestures, leading to heap corruption through improper memory management. The vulnerability stems from a classic use-after-free scenario where freed memory is accessed or reused before proper deallocation, creating opportunities for arbitrary code execution.
The technical nature of this flaw aligns with CWE-416, which specifically addresses use-after-free conditions in memory management. This vulnerability operates at the intersection of graphics rendering and memory safety, demonstrating how platform abstraction layers can introduce complex security risks. The Ozone subsystem serves as a bridge between Chrome's rendering engine and the underlying Linux graphics systems, making it a critical attack surface for privilege escalation and remote code execution. The exploitation requires user interaction through specific UI gestures, suggesting the vulnerability may be triggered during normal browsing operations when users interact with malicious content.
From an operational impact perspective, this vulnerability presents a severe risk to Linux users running affected Chrome versions, as it enables remote attackers to potentially execute arbitrary code on target systems with the privileges of the browser process. The critical severity classification indicates that successful exploitation could lead to complete system compromise, especially given Chrome's privileged position in modern computing environments. Attackers can leverage this vulnerability to bypass security boundaries and gain unauthorized access to sensitive data or system resources. The requirement for user interaction through specific UI gestures reduces the attack surface compared to fully automated exploits but still represents a significant threat vector.
Mitigation strategies should focus on immediate patching of Chrome to version 150.0.7871.125 or later, which contains the necessary memory management fixes for the use-after-free condition. System administrators should implement comprehensive browser update policies and consider deploying additional security measures such as sandboxing enhancements and privilege separation mechanisms. The vulnerability also highlights the importance of continuous security testing for platform abstraction layers and the need for rigorous memory safety validation in graphics rendering components. Organizations should monitor for related vulnerabilities in similar systems and maintain updated threat intelligence to address potential exploitation attempts. This case demonstrates how seemingly isolated component flaws can create critical security risks when combined with user interaction requirements, reinforcing the necessity of comprehensive vulnerability management programs and adherence to security best practices such as those outlined in the ATT&CK framework for browser-based attacks.