Out-of-bounds Write Affecting thunderbird package, versions <1:78.6.0-1
Threat Intelligence
EPSS
0.3% (71st
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-THUNDERBIRD-1560905
- published 16 Dec 2020
- disclosed 7 Jan 2021
Introduced: 16 Dec 2020
CVE-2020-26971 Open this link in a new tabHow to fix?
Upgrade Debian:12 thunderbird to version 1:78.6.0-1 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 Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
CVSS Scores
version 3.1