Out-of-bounds write in Google Chromium - CVE-2025-5280

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Main Vulnerability Database Vulnerabilities #VU109865

Out-of-bounds write in Google Chromium - CVE-2025-5280

Published: May 27, 2025 / Updated: May 27, 2025


Vulnerability identifier: #VU109865
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-5280
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in V8. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Gentoo Linux
Debian Linux
Fedora
www-client/vivaldi
www-client/opera
chromium
chromium (Debian package)
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

How to mitigate CVE-2025-5280

Install update from vendor's website.

Google Chromium - update to 137.0.7151.55
Microsoft Edge - addressed in versions 136.0.3240.104, 137.0.3296.52
Google Chrome - update to 137.0.7151.55
www-client/vivaldi - update to 7.5.3735.44
www-client/opera - update to 122.0.5643.17
chromium - addressed in versions 137.0.7151.55-1.el9, 137.0.7151.55-1.el10_1, 137.0.7151.55-1.fc41, 137.0.7151.55-1.fc42
chromium (Debian package) - update to 137.0.7151.55-3~deb12u1
Prisma Access Browser - update to 137.16.2.69
www-client/microsoft-edge - update to 138.0.3351.65
www-client/chromium - update to 138.0.7204.92
www-client/google-chrome - update to 138.0.7204.92

External References

Related Security Bulletins