CVE-2025-5063: High Use after free in Compositing
Chromium: CVE-2025-5063 Use after free in Compositing
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Use after free in Compositing in Google Chrome prior to 137.0.7151.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 150.0.7871.100-1~deb12u1Fixed in 156.0.8078.73-1~deb12u1Fixed in 150.0.7871.181-1~deb13u1Fixed in 156.0.8078.73-1~deb13u1Fixed in 156.0.8078.47-1Fixed in 156.0.8078.79-1 - Upgrade
Upgrade
alpine/qt6-qtwebengineto a version that resolves this vulnerability.Fixed in 6.8.3-r1 - Upgrade
Upgrade
Google Chrometo a version that resolves this vulnerability.Fixed in 137.0.7151.55
Event History
Frequently Asked Questions
What is the severity of CVE-2025-5063?
The severity of CVE-2025-5063 is classified as High due to its potential to allow remote attackers to exploit heap corruption.
How do I fix CVE-2025-5063?
To fix CVE-2025-5063, update Google Chrome to version 137.0.7151.55 or later.
What causes the vulnerability CVE-2025-5063?
CVE-2025-5063 is caused by a use after free flaw in the Compositing component of Google Chrome.
What types of attacks can exploit CVE-2025-5063?
CVE-2025-5063 can potentially be exploited via a crafted HTML page that triggers heap corruption.
Which versions of Google Chrome are affected by CVE-2025-5063?
CVE-2025-5063 affects all versions of Google Chrome prior to 137.0.7151.55.