Integer overflow in Google Chromium - CVE-2025-7656

Vulnerability identifier: #VU112906

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-2025-7656

CWE-ID: CWE-190

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in V8 component in Google Chrome. A remote attacker can trick the victim to open a specially crafted web page, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

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

Install update from vendor's website.

Google Chromium - update to 138.0.7204.157
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

• https://chromereleases.googleblog.com/2025/07/stable-channel-update-for-desktop_15.html
• https://crbug.com/425583995

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Multiple vulnerabilities in Google ChromeOS
• Palo Alto Networks update for Prisma Access Browser on Chromium
• Multiple vulnerabilities in Google ChromeOS
• Gentoo update for Chromium, Google Chrome, Microsoft Edge, Opera, Vivaldi