vulnerability

Alpine Linux: CVE-2020-12419: Use After Free

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Jul 9, 2020
Added
Aug 10, 2020
Modified
Dec 22, 2025

Description

When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

Solutions

alpine-linux-upgrade-firefox-esralpine-linux-upgrade-firefoxalpine-linux-upgrade-mozjs68alpine-linux-upgrade-thunderbirdalpine-linux-upgrade-librewolf
Title
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