Use After Free Affecting thunderbird package, versions <1:102.6.0-1


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.92% (56th percentile)

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  • Snyk IDSNYK-ECHOLATEST-THUNDERBIRD-18319324
  • published26 Jul 2026
  • disclosed22 Dec 2022

Introduced: 22 Dec 2022

CVE-2022-46882  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Echo:latest thunderbird to version 1:102.6.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1