Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2…
Priority LOW 29CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-189 and the CVSS impact.
Summary
Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted compressed file.
Why it matters now
EPSS 0.03297 88th percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 23
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bzip:bzip2:*:*:*:*:*:*:*:* | up to 1.0.5 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.0:*:*:*:*:*:*:* | 0.9.0 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.0a:*:*:*:*:*:*:* | 0.9.0a | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.0b:*:*:*:*:*:*:* | 0.9.0b | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.0c:*:*:*:*:*:*:* | 0.9.0c | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5_a:*:*:*:*:*:*:* | 0.9.5_a | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5_b:*:*:*:*:*:*:* | 0.9.5_b | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5_c:*:*:*:*:*:*:* | 0.9.5_c | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5_d:*:*:*:*:*:*:* | 0.9.5_d | Vulnerable | Bzip |
- cpe:2.3:a:bzip:bzip2:*:*:*:*:*:*:*:* Versions up to 1.0.5 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.0:*:*:*:*:*:*:* Versions 0.9.0 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.0a:*:*:*:*:*:*:* Versions 0.9.0a Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.0b:*:*:*:*:*:*:* Versions 0.9.0b Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.0c:*:*:*:*:*:*:* Versions 0.9.0c Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5_a:*:*:*:*:*:*:* Versions 0.9.5_a Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5_b:*:*:*:*:*:*:* Versions 0.9.5_b Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5_c:*:*:*:*:*:*:* Versions 0.9.5_c Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5_d:*:*:*:*:*:*:* Versions 0.9.5_d Vulnerable ·Bzip
Show 13 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bzip:bzip2:0.9.5a:*:*:*:*:*:*:* | 0.9.5a | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5b:*:*:*:*:*:*:* | 0.9.5b | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5c:*:*:*:*:*:*:* | 0.9.5c | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9.5d:*:*:*:*:*:*:* | 0.9.5d | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9_a:*:*:*:*:*:*:* | 0.9_a | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9_b:*:*:*:*:*:*:* | 0.9_b | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:0.9_c:*:*:*:*:*:*:* | 0.9_c | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Bzip |
| cpe:2.3:a:bzip:bzip2:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Bzip |
| cpe:2.3:a:libzip2:libzip2:*:*:*:*:*:*:*:* | up to 1.0.5 | Vulnerable | Libzip2 |
- cpe:2.3:a:bzip:bzip2:0.9.5a:*:*:*:*:*:*:* Versions 0.9.5a Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5b:*:*:*:*:*:*:* Versions 0.9.5b Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5c:*:*:*:*:*:*:* Versions 0.9.5c Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9.5d:*:*:*:*:*:*:* Versions 0.9.5d Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9_a:*:*:*:*:*:*:* Versions 0.9_a Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9_b:*:*:*:*:*:*:* Versions 0.9_b Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:0.9_c:*:*:*:*:*:*:* Versions 0.9_c Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Bzip
- cpe:2.3:a:bzip:bzip2:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Bzip
- cpe:2.3:a:libzip2:libzip2:*:*:*:*:*:*:*:* Versions up to 1.0.5 Vulnerable ·Libzip2
Remediation
Red Hat 2 advisories
- RHSA-2010:0858 Released 2010-11-10 · Red Hat rating Importantbzip2 security update
- Red Hat Enterprise Linux Desktop (v. 6) bzip2-1.0.5-7.el6_0, bzip2-libs-1.0.5-7.el6_0
- Red Hat Enterprise Linux Desktop Optional (v. 6) bzip2-1.0.5-7.el6_0, bzip2-devel-1.0.5-7.el6_0
- Red Hat Enterprise Linux HPC Node (v. 6) bzip2-1.0.5-7.el6_0, bzip2-libs-1.0.5-7.el6_0
- Red Hat Enterprise Linux HPC Node Optional (v. 6) bzip2-1.0.5-7.el6_0, bzip2-devel-1.0.5-7.el6_0
- Red Hat Enterprise Linux Server (v. 6) bzip2-1.0.5-7.el6_0, bzip2-devel-1.0.5-7.el6_0, bzip2-devel-1.0.5-7.el6_0.ppc +2
- Red Hat Enterprise Linux Workstation (v. 6) bzip2-1.0.5-7.el6_0, bzip2-devel-1.0.5-7.el6_0, bzip2-libs-1.0.5-7.el6_0
- RHSA-2010:0703 Released 2010-09-21 · Red Hat rating Importantbzip2 security update
- Red Hat Desktop version 3 bzip2-1.0.2-14.EL3, bzip2-1.0.2-14.EL3.i386, bzip2-devel-1.0.2-14.EL3 +3
- Red Hat Enterprise Linux (v. 5 server) bzip2-1.0.3-6.el5_5, bzip2-1.0.3-6.el5_5.i386, bzip2-1.0.3-6.el5_5.ia64 +9
- Red Hat Enterprise Linux AS version 3 bzip2-1.0.2-14.EL3, bzip2-1.0.2-14.EL3.i386, bzip2-1.0.2-14.EL3.ia64 +9
- Red Hat Enterprise Linux AS version 4 bzip2-1.0.2-16.el4_8, bzip2-1.0.2-16.el4_8.i386, bzip2-1.0.2-16.el4_8.ia64 +9
- Red Hat Enterprise Linux Desktop (v. 5 client) bzip2-1.0.3-6.el5_5, bzip2-1.0.3-6.el5_5.i386, bzip2-libs-1.0.3-6.el5_5 +1
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) bzip2-1.0.3-6.el5_5, bzip2-devel-1.0.3-6.el5_5, bzip2-devel-1.0.3-6.el5_5.i386
- Red Hat Enterprise Linux Desktop version 4 bzip2-1.0.2-16.el4_8, bzip2-1.0.2-16.el4_8.i386, bzip2-devel-1.0.2-16.el4_8 +3
- Red Hat Enterprise Linux ES version 3 bzip2-1.0.2-14.EL3, bzip2-1.0.2-14.EL3.i386, bzip2-1.0.2-14.EL3.ia64 +6
- Red Hat Enterprise Linux ES version 4 bzip2-1.0.2-16.el4_8, bzip2-1.0.2-16.el4_8.i386, bzip2-1.0.2-16.el4_8.ia64 +6
- Red Hat Enterprise Linux WS version 3 bzip2-1.0.2-14.EL3, bzip2-1.0.2-14.EL3.i386, bzip2-1.0.2-14.EL3.ia64 +6
- Red Hat Enterprise Linux WS version 4 bzip2-1.0.2-16.el4_8, bzip2-1.0.2-16.el4_8.i386, bzip2-1.0.2-16.el4_8.ia64 +6
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Desktop version 3 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux AS version 3 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2010:0858 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2010:0858 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux ES version 3 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2010:0858 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2010:0858 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2010:0858 |
| Red Hat Enterprise Linux WS version 3 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2010:0703 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2010:0858 |
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0405
- 2026-10-03 Alias added: GHSA-44gv-7gp8-m9mw
References
Advisory 10
Other 16
- http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=blob_plain%3Bf=ChangeLog%3Bhb=clamav-0.96.3
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=2230
- ADV-2010-3073
- ADV-2010-2455
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=2231
- [oss-security] 20100921 bzip2 CVE-2010-0405 integer overflow
- ADV-2010-3052
- http://blogs.sun.com/security/entry/cve_2010_0405_integer_overflow
- http://xorl.wordpress.com/2010/09/21/cve-2010-0405-bzip2-integer-overflow/
- https://bugzilla.redhat.com/show_bug.cgi?id=627882
- ADV-2010-3126
- http://www.vmware.com/security/advisories/VMSA-2010-0019.html
- http://www.bzip.org/
- ADV-2010-3127
- ADV-2010-3043
- http://support.apple.com/kb/HT4581
Sources
- CVE-2010-0405 · CVE Program
- CVE-2010-0405 · NVD
- FIRST EPSS
- GHSA-44gv-7gp8-m9mw · GitHub Advisory Database · CC BY 4.0
- CVE-2010-0405 · Red Hat security data · CC BY 4.0
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