Heap-based buffer overflow in the GetWavHeader function in generic/jkSoundFile.c in the…
Priority MEDIUM 43CWE-119Published · 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
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Heap-based buffer overflow in the GetWavHeader function in generic/jkSoundFile.c in the Snack Sound Toolkit, as used in WaveSurfer 1.8.8p4, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a large chunk size in a WAV file.
Why it matters now
EPSS 0.10239 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:kth:snack_sound_toolkit:2.2.10:*:*:*:*:*:*:* | 2.2.10 | Vulnerable | Kth |
| cpe:2.3:a:kth:wavesurfer:1.8.8:p4:*:*:*:*:*:* | 1.8.8 p4 | Vulnerable | Kth |
| cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* | 13.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* | 13.2 | Vulnerable | openSUSE |
- cpe:2.3:a:kth:snack_sound_toolkit:2.2.10:*:*:*:*:*:*:* Versions 2.2.10 Vulnerable ·Kth
- cpe:2.3:a:kth:wavesurfer:1.8.8:p4:*:*:*:*:*:* Versions 1.8.8 p4 Vulnerable ·Kth
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2012-6303
- 2026-10-03 Alias added: GHSA-8fff-77ch-whpg
References
Sources
- CVE-2012-6303 · CVE Program
- CVE-2012-6303 · NVD
- FIRST EPSS
- GHSA-8fff-77ch-whpg · GitHub Advisory Database · CC BY 4.0
- CVE-2012-6303 · 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