Use-after-free in Google Chromium - CVE-2021-37974

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Main Vulnerability Database Vulnerabilities #VU56971

Use-after-free in Google Chromium - CVE-2021-37974

Published: September 30, 2021 / Updated: October 1, 2021


Vulnerability identifier: #VU56971
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-2021-37974
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

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

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

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

How to mitigate CVE-2021-37974

Update to version 94.0.4606.71.

Google Chromium - update to 94.0.4606.71
Google Chrome - update to 94.0.4606.71
Microsoft Edge - update to 94.0.992.38
chromium - addressed in versions 94.0.4606.81-1.el8, 94.0.4606.81-1.fc33, 94.0.4606.81-1.fc34, 94.0.4606.81-1.fc35
chromium (Debian package) - update to 97.0.4692.71-0.1~deb11u1

External References

Related Security Bulletins