NULL Pointer Dereference Vulnerability in Ffmpeg Media Processing
CVE-2025-52290

7.5HIGH

Key Information:

Vendor

Ffmpeg

Status
Ffmpeg
Vendor
CVE Published:
19 October 2026

What is CVE-2025-52290?

A NULL pointer dereference issue exists in the avpriv_h264_has_num_reorder_frames function of Ffmpeg, which may allow attackers to trigger a Denial of Service by processing specially crafted media files. This vulnerability poses significant risks for users of the affected Ffmpeg version, potentially leading to application crashes and service disruptions.

References

https://ffmpeg.org
https://infosec.exchange/@sigdevel/116733488628458667

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.