Type Confusion in Google Chromium - CVE-2021-38001

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Main Vulnerability Database Vulnerabilities #VU57763

Type Confusion in Google Chromium - CVE-2021-38001

Published: October 28, 2021 / Updated: November 8, 2021


Vulnerability identifier: #VU57763
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-2021-38001
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

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

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

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


Affected software

Google Chromium
Google Chrome
Microsoft Edge
Gentoo Linux
Arch Linux
Fedora
vivaldi
qt5-qtwebengine
opera
chromium
chromium (Debian package)

How to mitigate CVE-2021-38001

Update to version 95.0.4638.69.

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
qt5-qtwebengine - addressed in versions 5.15.8-2.fc34, 5.15.8-2.fc35
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

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins