CVE catalog

CVE-2021-36489

allegro4.4: CVE-2021-36489

Severity: Medium
Published: Feb 3, 2023, 6:15:10 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.59% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	allegro5	sid	`2:5.2.11.3+dfsg-1`	fixed
Debian	allegro5	forky	`2:5.2.11.3+dfsg-1`	fixed
Debian	allegro5	trixie	`2:5.2.10.1+dfsg-1`	fixed
Debian	allegro5	bookworm	`2:5.2.8.0+dfsg-1`	fixed
Debian	allegro4.4	sid	`2:4.4.3.1-9`	fixed
Debian	allegro4.4	forky	`2:4.4.3.1-9`	fixed
Debian	allegro4.4	trixie	`2:4.4.3.1-5`	vulnerable
Debian	allegro4.4	bookworm	`2:4.4.3.1-3`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	allegro5	source	sid	`2:5.2.8.0-1`	not yet assigned	Not reported	Not reported
Debian	allegro5	source	forky	`2:5.2.8.0-1`	not yet assigned	Not reported	Not reported
Debian	allegro5	source	trixie	`2:5.2.8.0-1`	not yet assigned	Not reported	Not reported
Debian	allegro5	source	bookworm	`2:5.2.8.0-1`	not yet assigned	Not reported	Not reported
Debian	allegro4.4	source	sid	`2:4.4.3.1-8`	not yet assigned	Not reported	[1032670]
Debian	allegro4.4	source	forky	`2:4.4.3.1-8`	not yet assigned	Not reported	[1032670]
Debian	allegro4.4	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1032670]
Debian	allegro4.4	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1032670]

[Debian bug #1032670]

Notes

[trixie] allegro4.4: Minor issue [bookworm] allegro4.4: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[allegro4-doc]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · all · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · all · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liballeggl4.4]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liballeggl4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liballegro4.4]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liballegro4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[libjpgalleg4.4]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[libjpgalleg4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[libloadpng4.4]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[libloadpng4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liblogg4.4]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
[liblogg4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-3 · amd64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12
- 2:4.4.3.1-3 · arm64 · bookworm
  Affected
  dsa · allegro4.4 · debian · bookworm; dsa · allegro4.4 · debian · 12

[Debian 13 (Trixie)]

[allegro4-doc]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5 · all · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5 · all · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[liballeggl4.4t64]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[liballeggl4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[liballegro4.4t64]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[liballegro4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[libjpgalleg4.4t64]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[libjpgalleg4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[libloadpng4.4t64]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
[libloadpng4-dev]Affected
Source package: [allegro4.4]
Details (2)
- 2:4.4.3.1-5+b2 · amd64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13
- 2:4.4.3.1-5+b2 · arm64 · trixie
  Affected
  dsa · allegro4.4 · debian · 13

Next results

Observed: Oct 23, 2026, 5:58:48 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]