Description
bzlib.c in bzip2 before 1.0.5 allows user-assisted remote attackers to cause a denial of service (crash) via a crafted file that triggers a buffer over-read, as demonstrated by the PROTOS GENOME test suite for Archive Formats.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | bzip2 | 1.0.5-0.1 | — |
| Debian 13 | bzip2 | 1.0.5-0.1 | — |
| Debian 12 | bzip2 | 1.0.5-0.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | bzip2 +2 | 1.0.3-4.el5_2 | RHSA-2008:0893 |
| RHEL 4 | bzip2 +2 | 1.0.2-14.el4_7 | RHSA-2008:0893 |
| RHEL 3 | bzip2 +2 | 1.0.2-12.EL3 | RHSA-2008:0893 |
| RHEL 2 | bzip2 +2 | 1.0.1-5.EL2.1 | RHSA-2008:0893 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | bzip2 | 1.0.8-3.2 | openSUSE-SU-2024:10667-1 |
Advisories 2
- RHSA-2008:0893 Red Hat Security Advisory: bzip2 security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- openSUSE-SU-2024:10667-1 bzip2-1.0.8-3.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://support.apple.com/kb/HT3757
- bzip2-archives-code-execution(41249) vdb-entry
- SUSE-SR:2008:011 vendor-advisory
- http://www.bzip.org/CHANGES
- 241786 vendor-advisory
- 36096 third-party-advisory
- FEDORA-2008-2970 vendor-advisory
- 20081203 VMSA-2008-0019 VMware Hosted products and patches for ESX and ESXi resolve a critical security issue and update bzip2 mailing-list
- ADV-2008-2557 vdb-entry
- 31878 third-party-advisory
- SSA:2008-098-02 vendor-advisory
- 31869 third-party-advisory
- 1020867 vdb-entry
- RHSA-2008:0893 vendor-advisory
- http://kb.vmware.com/kb/1007504
- http://www.cert.fi/haavoittuvuudet/joint-advisory-archive-formats.html
- APPLE-SA-2009-08-05-1 vendor-advisory
- VU#813451 third-party-advisory
- https://bugs.gentoo.org/attachment.cgi?id=146488&action=view
- http://kb.vmware.com/kb/1007198
- GLSA-200804-02 vendor-advisory
- FEDORA-2008-3037 vendor-advisory
- http://kb.vmware.com/kb/1006982
- http://www.ipcop.org/index.php?name=News&file=article&sid=40
- 29656 third-party-advisory
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0118
- 29475 third-party-advisory
- 29698 third-party-advisory
- 29497 third-party-advisory
- 29940 third-party-advisory
- 20080321 rPSA-2008-0118-1 bzip2 mailing-list
- oval:org.mitre.oval:def:6467 vdb-entry signature
- oval:org.mitre.oval:def:10067 vdb-entry signature
- GLSA-200903-40 vendor-advisory
- 31204 third-party-advisory
- USN-590-1 vendor-advisory
- MDVSA-2008:075 vendor-advisory
- ADV-2008-0915 vdb-entry
- http://www.ee.oulu.fi/research/ouspg/protos/testing/c10/archive/
- 29506 third-party-advisory
- ADV-2009-2172 vdb-entry
- TA09-218A third-party-advisory
- 28286 vdb-entry
- 29410 third-party-advisory
- 29677 third-party-advisory