CVE catalog

CVE-2011-4089

bzip2: CVE-2011-4089

Severity: Medium
Published: Apr 16, 2014, 6:37:11 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.04% · Oct 27, 2026

The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary directory.

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	bzip2	sid	`1.0.8-6`	fixed
Debian	bzip2	forky	`1.0.8-6`	fixed
Debian	bzip2	trixie	`1.0.8-6`	fixed
Debian	bzip2	bookworm	`1.0.8-5`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	bzip2	source	sid	`1.0.6-1`	low	Not reported	[632862]
Debian	bzip2	source	forky	`1.0.6-1`	low	Not reported	[632862]
Debian	bzip2	source	trixie	`1.0.6-1`	low	Not reported	[632862]
Debian	bzip2	source	bookworm	`1.0.6-1`	low	Not reported	[632862]

[Debian bug #632862]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[bzip2]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-5+b1 · amd64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
- 1.0.8-5+b1 · arm64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
[bzip2-doc]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-5 · all · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
- 1.0.8-5 · all · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
[libbz2-1.0]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-5+b1 · amd64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
- 1.0.8-5+b1 · arm64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
[libbz2-dev]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-5+b1 · amd64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12
- 1.0.8-5+b1 · arm64 · bookworm
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · bookworm; dsa · bzip2 · debian · 12

[Debian 13 (Trixie)]

[bzip2]Fixed
Details (2)
- 1.0.8-6 · amd64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
- 1.0.8-6 · arm64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
[bzip2-doc]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-6 · all · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
- 1.0.8-6 · all · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
[libbz2-1.0]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-6 · amd64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
- 1.0.8-6 · arm64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
[libbz2-dev]Fixed
Source package: [bzip2]
Details (2)
- 1.0.8-6 · amd64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13
- 1.0.8-6 · arm64 · trixie
  Fixed · Fixed: 1.0.6-1
  dsa · bzip2 · debian · 13

Observed: Oct 23, 2026, 5:05:39 PM UTC

References

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