Vigil@nce - WebKitGTK, WPE WebKit: use after free
January 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, Fedora, openSUSE Leap, SLES, Unix
(platform) not comprehensive, WebKit Original.
Severity: 2/4.
Consequences: user access/rights, denial of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 24/11/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can force the usage of a freed memory area of
WebKitGTK, WPE WebKit, in order to trigger a denial of service,
and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/WebKitGTK-WPE-WebKit-use-after-free-33958