GPAC MPEG Video Reframer reframe_mpgvid.c mpgviddmx_process heap-based overflow
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
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A security vulnerability has been detected in GPAC up to f1219cde. Affected by this issue is the function mpgviddmx_process of the file filters/reframe_mpgvid.c of the component MPEG Video Reframer. Such manipulation leads to heap-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. Upgrading to version abi-16.23 can resolve this issue. The name of the patch is afca1f1181668d85941d51ed1adf647807d5d975. Upgrading the affected component is recommended.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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
Remediation
- Fix · CNA GPAC Fixed in abi-16.23
Timeline
- 2026-10-02 Threatist record created from CVE-2026-91086
- 2026-10-03 Alias added: GHSA-39g2-989c-6gxv
References
Sources
- CVE-2026-91086 · CVE Program
- CVE-2026-91086 · NVD
- FIRST EPSS
- GHSA-39g2-989c-6gxv · GitHub Advisory Database · CC BY 4.0
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