Heap overflow in GPAC MP4Box AC4 parsing enables denial of service
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
GPAC Project MP4Box 2.5-DEV-rev1593-gfe88c3545-master is affected. A heap buffer overflow (CWE-122) in the gf_odf_ac4_cfg_alternative_info function lets data be written past a heap buffer. A local attacker with no privileges can cause a denial of service by getting a user to open a crafted AC4 file.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
A heap buffer overflow in the gf_odf_ac4_cfg_alternative_info function (/odf/descriptors.c) of GPAC Project/MP4Box 2.5-DEV-rev1593-gfe88c3545-master allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for GPAC Project MP4Box.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-19 Threatist record created from CVE-2025-60480
- 2026-10-20 Alias added: GHSA-4wxw-p398-mh8v
- 2026-10-20 CVSS score added · CISA ADP
- 2026-10-20 Weakness changed · CISA ADP
- 2026-10-20 CISA SSVC decision points changed
References
Sources
- CVE-2025-60480 · CVE Program
- CVE-2025-60480 · NVD
- FIRST EPSS
- GHSA-4wxw-p398-mh8v · GitHub Advisory Database · CC BY 4.0
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