Use-after-free in Google Chromium - CVE-2023-4366

Vulnerability identifier: #VU79554

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-2023-4366

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
Gentoo Linux
Debian Linux
Fedora
Chrome OS
chromium
chromium (Debian package)
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

Update to version 116.0.5845.96.

Google Chromium - update to 116.0.5845.96
Microsoft Edge - update to 116.0.1938.54
Google Chrome - update to 116.0.5845.96
Chrome OS - addressed in versions 114.0.5735.337, 116.0.5845.120
chromium - addressed in versions 116.0.5845.96-1.el7, 116.0.5845.96-1.el8, 116.0.5845.96-1.el9, 116.0.5845.96-1.fc37, 116.0.5845.96-1.fc38
chromium (Debian package) - addressed in versions 116.0.5845.96-1~deb11u1, 116.0.5845.96-1~deb12u1
www-client/microsoft-edge - update to 120.0.2210.133
www-client/chromium - update to 120.0.6099.109
www-client/google-chrome - update to 120.0.6099.109

• https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-desktop_15.html
• https://crbug.com/1450784

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Fedora 37 update for chromium
• Fedora 38 update for chromium
• Fedora EPEL 7 update for chromium
• Fedora EPEL 8 update for chromium
• Fedora EPEL 9 update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Multiple vulnerabilities in Google ChromeOS
• Multiple vulnerabilities in Google ChromeOS TLS
• Gentoo update for Chromium, Google Chrome, Microsoft Edge