Denial of Service Vulnerability in FFmpeg by Vendor FFmpeg
CVE-2026-38348

7.5HIGH

Key Information:

Vendor

FFmpeg

Status
FFmpeg
Vendor
CVE Published:
27 August 2026

What is CVE-2026-38348?

An integer overflow vulnerability exists in the libswscale/utils.c component of FFmpeg. This flaw can be exploited by attackers who supply a specially crafted image file, potentially leading to a Denial of Service (DoS) condition. Applications utilizing vulnerable versions of FFmpeg may unexpectedly terminate or become unresponsive when processing certain image files, impacting availability and usability.

References

https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21588

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

.