Use-after-free in Google Chrome - CVE-2020-16026

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Main Vulnerability Database Vulnerabilities #VU48494

Use-after-free in Google Chrome - CVE-2020-16026

Published: November 17, 2020


Vulnerability identifier: #VU48494
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-2020-16026
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 WebRTC 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.


Affected software

Google Chrome
Gentoo Linux
Fedora
chromium (Debian package)
chromium

How to mitigate CVE-2020-16026

Update to version 87.0.4280.66.

Google Chrome - update to 87.0.4280.66
chromium (Debian package) - update to 87.0.4280.88-0.4~deb10u1
chromium - addressed in versions 87.0.4280.66-1.el7, 87.0.4280.66-1.el8, 87.0.4280.66-1.fc32, 87.0.4280.66-1.fc33, 87.0.4280.88-1.el7, 87.0.4280.88-1.el8

External References

Related Security Bulletins