Heap-based buffer overflow in Google Chromium - CVE-2025-4096

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Main Vulnerability Database Vulnerabilities #VU108063

Heap-based buffer overflow in Google Chromium - CVE-2025-4096

Published: April 29, 2025


Vulnerability identifier: #VU108063
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-2025-4096
CWE-ID: CWE-122
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 HTML. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow 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-2025-4096

Install update from vendor's website.

Google Chromium - update to 136.0.7103.59
Microsoft Edge - update to 136.0.3240.50
Google Chrome - update to 136.0.7103.48
www-client/vivaldi - update to 7.5.3735.44
www-client/opera - update to 122.0.5643.17
chromium - addressed in versions 136.0.7103.59-1.el9, 136.0.7103.59-1.el10_1, 136.0.7103.59-1.fc40, 136.0.7103.59-1.fc41, 136.0.7103.59-1.fc42
chromium (Debian package) - update to 136.0.7103.59-2~deb12u2
Prisma Access Browser - update to 136.11.9.93
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