CVE-2022-46882

Publication date 22 December 2022

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A use-after-free in WebGL extensions could have led to a potentially exploitable crash. This vulnerability affects Firefox < 107, Firefox ESR < 102.6, and Thunderbird < 102.6.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
thunderbird	23.04 lunar	Fixed 1:102.7.1+build2-0ubuntu1
	22.10 kinetic	Fixed 1:102.7.1+build2-0ubuntu0.22.10.1
	22.04 LTS jammy	Fixed 1:102.7.1+build2-0ubuntu0.22.04.1
	20.04 LTS focal	Fixed 1:102.7.1+build2-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 1:102.7.1+build2-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Ignored end of standard support

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-5824-1
Thunderbird vulnerabilities
6 February 2023