Use-after-free in Google Chrome - CVE-2020-6518

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Main Vulnerability Database Vulnerabilities #VU29863

Use-after-free in Google Chrome - CVE-2020-6518

Published: July 14, 2020 / Updated: July 15, 2020


Vulnerability identifier: #VU29863
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-2020-6518
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 developer tools 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
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Fedora
SUSE Linux
Opensuse
chromium (Debian package)
chromium-browser (Red Hat package)
chromium

How to mitigate CVE-2020-6518

Update to version 84.0.4147.89.

Google Chrome - update to 84.0.4147.89
chromium (Debian package) - update to 87.0.4280.88-0.4~deb10u1
chromium-browser (Red Hat package) - update to 84.0.4147.105-2.el6_10
chromium - addressed in versions 84.0.4147.89-1.el7, 84.0.4147.89-1.el8, 84.0.4147.89-1.fc31, 84.0.4147.89-1.fc32

External References

Related Security Bulletins