vgmstream EA SCHl parser vadpcm_decoder.c vadpcm_read_coefs_be out-of-bounds write
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A weakness has been identified in vgmstream up to r2117. Impacted is the function vadpcm_read_coefs_be of the file src/coding/vadpcm_decoder.c of the component EA SCHl parser. This manipulation of the argument entry/entries causes out-of-bounds write. Remote exploitation of the attack is possible. Patch name: ae37662ad626254ddd96ad69ac263792d7a92024. It is suggested to install a patch to address this issue.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | vgmstream | r2117 | — | No fix listed | CNA |
- vgmstream Vendor— Affected r2117 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-92880
- 2026-10-03 Alias added: GHSA-4fcx-9cr4-72mc
References
Sources
- CVE-2026-92880 · CVE Program
- CVE-2026-92880 · NVD
- FIRST EPSS
- GHSA-4fcx-9cr4-72mc · GitHub Advisory Database · CC BY 4.0
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