NULL pointer dereference in Ffmpeg allows denial of service
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-400.
Summary
Ffmpeg version N-119856-gbe46370941 is affected. The flaw is a NULL pointer dereference in the avpriv_h264_has_num_reorder_frames function (CWE-400). A remote attacker without privileges or user interaction can cause a denial of service by processing a crafted media file.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
A NULL pointer dereference in the avpriv_h264_has_num_reorder_frames function of Ffmpeg version N-119856-gbe46370941 allows attackers to cause a Denial of Service (DoS) via processing a crafted media file.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 Ffmpeg. Red Hat lists Red Hat Enterprise Linux AI (RHEL AI) 3 and Red Hat OpenShift AI (RHOAI) as affected, with no fix plan available.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AI (RHEL AI) 3 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift AI (RHOAI) | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-19 Threatist record created from CVE-2025-52290
- 2026-10-19 CVSS score added · CISA ADP
- 2026-10-19 Weakness changed · CISA ADP
- 2026-10-19 CISA SSVC decision points changed
- 2026-10-20 Alias added: GHSA-wv9f-x489-g252
- 2026-10-20 Affected versions changed · Red Hat
- 2026-10-20 CVSS score added · Red Hat
- 2026-10-25 Priority changed: LOW → MEDIUM
Sources
- CVE-2025-52290 · CVE Program
- CVE-2025-52290 · NVD
- FIRST EPSS
- GHSA-wv9f-x489-g252 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-52290 · Red Hat security data · CC BY 4.0
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