Use-after-free in Google Chrome - CVE-2020-6448

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Main Vulnerability Database Vulnerabilities #VU26680

Use-after-free in Google Chrome - CVE-2020-6448

Published: April 7, 2020 / Updated: April 8, 2020


Vulnerability identifier: #VU26680
CSH Severity: Low
CVSS v4: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-6448
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to use-after-free error in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and crash the browser.


Affected software

Google Chrome
Gentoo Linux
Arch 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-2020-6448

Update to version 81.0.4044.92.

Google Chrome - update to 81.0.4044.92
chromium (Debian package) - update to 83.0.4103.116-1~deb10u1
chromium-browser (Red Hat package) - update to 81.0.4044.92-2.el6_10
chromium - addressed in versions 81.0.4044.113-1.el7, 81.0.4044.113-1.el8, 81.0.4044.113-1.fc30, 81.0.4044.113-1.fc31, 81.0.4044.113-1.fc32, 81.0.4044.113-2.el7, 81.0.4044.113-2.el8, 81.0.4044.113-2.fc30, 81.0.4044.113-2.fc31, 81.0.4044.113-2.fc32, 81.0.4044.122-1.el7, 81.0.4044.122-1.el8, 81.0.4044.122-1.fc30, 81.0.4044.122-1.fc31, 81.0.4044.122-1.fc32, 81.0.4044.138-1.el7, 81.0.4044.138-1.el8, 81.0.4044.138-1.fc31

External References

Related Security Bulletins