Integer overflow in libsndfile 1.0.18, as used in Winamp and other products, allows…
Priority MEDIUM 46CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-189 and the CVSS impact.
Summary
Integer overflow in libsndfile 1.0.18, as used in Winamp and other products, allows context-dependent attackers to execute arbitrary code via crafted description chunks in a CAF audio file, leading to a heap-based buffer overflow.
Why it matters now
EPSS 0.03612 89th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 25
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nullsoft:winamp:5.55:*:*:*:*:*:*:* | 5.55 | Vulnerable | Nullsoft |
| cpe:2.3:a:nullsoft:winamp:5.541:*:*:*:*:*:*:* | 5.541 | Vulnerable | Nullsoft |
| cpe:2.3:a:mega-nerd:libsndfile:*:*:*:*:*:*:*:* | up to 1.0.18 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:0.0.8:*:*:*:*:*:*:* | 0.0.8 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:0.0.28:*:*:*:*:*:*:* | 0.0.28 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.0:*:*:*:*:*:*:* | 1.0.0 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.0:rc1:*:*:*:*:*:* | 1.0.0 rc1 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.0:rc6:*:*:*:*:*:* | 1.0.0 rc6 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Mega-nerd |
- cpe:2.3:a:nullsoft:winamp:5.55:*:*:*:*:*:*:* Versions 5.55 Vulnerable ·Nullsoft
- cpe:2.3:a:nullsoft:winamp:5.541:*:*:*:*:*:*:* Versions 5.541 Vulnerable ·Nullsoft
- cpe:2.3:a:mega-nerd:libsndfile:*:*:*:*:*:*:*:* Versions up to 1.0.18 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:0.0.8:*:*:*:*:*:*:* Versions 0.0.8 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:0.0.28:*:*:*:*:*:*:* Versions 0.0.28 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.0:rc1:*:*:*:*:*:* Versions 1.0.0 rc1 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.0:rc6:*:*:*:*:*:* Versions 1.0.0 rc6 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Mega-nerd
Show 15 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mega-nerd:libsndfile:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.6:*:*:*:*:*:*:* | 1.0.6 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.7:*:*:*:*:*:*:* | 1.0.7 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.8:*:*:*:*:*:*:* | 1.0.8 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.9:*:*:*:*:*:*:* | 1.0.9 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.10:*:*:*:*:*:*:* | 1.0.10 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.11:*:*:*:*:*:*:* | 1.0.11 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.12:*:*:*:*:*:*:* | 1.0.12 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.13:*:*:*:*:*:*:* | 1.0.13 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.14:*:*:*:*:*:*:* | 1.0.14 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.15:*:*:*:*:*:*:* | 1.0.15 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.16:*:*:*:*:*:*:* | 1.0.16 | Vulnerable | Mega-nerd |
| cpe:2.3:a:mega-nerd:libsndfile:1.0.17:*:*:*:*:*:*:* | 1.0.17 | Vulnerable | Mega-nerd |
- cpe:2.3:a:mega-nerd:libsndfile:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.6:*:*:*:*:*:*:* Versions 1.0.6 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.7:*:*:*:*:*:*:* Versions 1.0.7 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.8:*:*:*:*:*:*:* Versions 1.0.8 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.9:*:*:*:*:*:*:* Versions 1.0.9 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.10:*:*:*:*:*:*:* Versions 1.0.10 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.11:*:*:*:*:*:*:* Versions 1.0.11 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.12:*:*:*:*:*:*:* Versions 1.0.12 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.13:*:*:*:*:*:*:* Versions 1.0.13 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.14:*:*:*:*:*:*:* Versions 1.0.14 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.15:*:*:*:*:*:*:* Versions 1.0.15 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.16:*:*:*:*:*:*:* Versions 1.0.16 Vulnerable ·Mega-nerd
- cpe:2.3:a:mega-nerd:libsndfile:1.0.17:*:*:*:*:*:*:* Versions 1.0.17 Vulnerable ·Mega-nerd
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-0186
- 2026-10-03 Alias added: GHSA-2rcp-rgq6-h5hc
References
Sources
- CVE-2009-0186 · CVE Program
- CVE-2009-0186 · NVD
- FIRST EPSS
- GHSA-2rcp-rgq6-h5hc · GitHub Advisory Database · CC BY 4.0
- CVE-2009-0186 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences