Use-after-free in Google Chromium - CVE-2025-8576

Vulnerability identifier: #VU113656

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-8576

CWE-ID: CWE-416

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within Extensions in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.

Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
Fedora
Chrome OS
cef
chromium
chromium (Debian package)
Prisma Access

Install update from vendor's website.

Google Chromium - update to 139.0.7258.66
Microsoft Edge - update to 139.0.3405.86
Google Chrome - update to 139.0.7258.66
Chrome OS - addressed in versions 132.0.6834.245, 138.0.7204.293, 139.0.7258.137
cef - update to 139.0.26^chromium139.0.7258.127-1.fc42
chromium - addressed in versions 139.0.7258.66-1.el9, 139.0.7258.66-1.el10_1, 139.0.7258.66-1.fc41, 139.0.7258.66-1.fc42
chromium (Debian package) - addressed in versions 139.0.7258.66-1~deb12u1, 139.0.7258.127-1~deb12u1, 139.0.7258.127-1~deb13u1
Prisma Access - update to 139.12.4.128

• https://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop.html
• https://crbug.com/414760982

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Fedora EPEL 9 update for chromium
• Fedora 41 update for chromium
• Fedora EPEL 10.1 update for chromium
• Fedora 42 update for chromium
• Debian update for chromium
• Multiple vulnerabilities in Google ChromeOS
• Fedora 42 update for cef
• Multiple vulnerabilities in Prisma Access Browser
• Multiple vulnerabilities in Google ChromeOS LTS
• Multiple vulnerabilities in Google ChromeOS