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Medium · 6.5 CVE-2021-36489 EUVD-2021-23091GHSA-79jf-r7mw-w7h5

Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to alleg…

Published Feb 3, 2023 · Updated Mar 27, 2025 · Assigned by mitre

Description

Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon.

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 allegro4.4 2:4.4.3.1-8 —
Debian 14 allegro5 2:5.2.8.0-1 —
Debian 13 allegro4.4 No fix yet —
Debian 13 allegro5 2:5.2.8.0-1 —
Debian 12 allegro4.4 No fix yet —
Debian 12 allegro5 2:5.2.8.0-1 —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 allegro5 No fix yet —
Ubuntu 26.04 LTS allegro5 No fix yet —
Ubuntu 25.10 allegro5 No fix yet —
Ubuntu 24.04 LTS allegro5 No fix yet —
Ubuntu 22.04 LTS allegro5 No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS allegro5 No fix yet —
Ubuntu 18.04 LTS allegro5 No fix yet —
Ubuntu 16.04 LTS allegro5 No fix yet —

References