Use-after-free in Google Chromium - CVE-2025-7657

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Main Vulnerability Database Vulnerabilities #VU112908

Use-after-free in Google Chromium - CVE-2025-7657

Published: July 15, 2025 / Updated: August 14, 2025


Vulnerability identifier: #VU112908
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-2025-7657
CWE-ID: CWE-416
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 use-after-free error within the WebRTC component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

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

How to mitigate CVE-2025-7657

Install update from vendor's website.

Google Chromium - update to 138.0.7204.157
Synthetics Recorder - update to 1.4.15
Microsoft Edge - update to 138.0.3351.95
Google Chrome - update to 138.0.7204.157
www-client/vivaldi - update to 7.7.3851.48
www-client/opera - update to 126.0.5744.0
Chrome OS - addressed in versions 132.0.6834.241, 136.0.7103.150
chromium (Debian package) - update to 138.0.7204.157-1~deb12u1
Prisma Access Browser - update to 138.53.6.158
www-client/microsoft-edge - update to 142.0.3595.53
www-client/google-chrome - update to 142.0.7444.59
www-client/chromium - update to 142.0.7444.134

External References

Related Security Bulletins