Exposed dangerous method or function in Google Chromium - CVE-2021-38000

Vulnerability identifier: #VU57766

CSH Severity: Critical

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-2021-38000

CWE-ID: CWE-749

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insecure implementation in V8 engine in Google Chrome. A remote attacker can create a specially crafted website, trick the victim into visiting it and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

Google Chromium
Google Chrome
Microsoft Edge
Gentoo Linux
Arch Linux
Fedora
vivaldi
opera
chromium
chromium (Debian package)

Install updates from vendor's website.

Google Chromium - update to 95.0.4638.69
Google Chrome - update to 95.0.4638.69
Microsoft Edge - update to 95.0.1020.40
vivaldi - update to 5.0.2497.24-1
opera - update to 81.0.4196.54-1
chromium - update to 95.0.4638.69-1
chromium - addressed in versions 96.0.4664.110-2.el8, 96.0.4664.110-2.fc34, 96.0.4664.110-2.fc35, 96.0.4664.110-3.fc34, 96.0.4664.110-3.fc35
chromium (Debian package) - update to 97.0.4692.71-0.1~deb11u1

• https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_28.html
• https://crbug.com/1263462
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38000

• Multiple vulnerabilities in Google Chrome
• Multiple vulnerabilities in Microsoft Edge
• Debian update for chromium
• Gentoo update for Chromium, Google Chrome
• Arch Linux update for chromium
• Arch Linux update for opera
• Arch Linux update for vivaldi
• Fedora 34 update for chromium
• Fedora 35 update for chromium
• Fedora EPEL 8 update for chromium
• Fedora 35 update for chromium
• Fedora 34 update for chromium