CVE-2023-6603

7.5 highEPSS 0.6%

High (7.5) in ffmpeg ffmpeg. EPSS 0.6% chance of exploitation in the next 30 days.

A flaw was found in FFmpeg's HLS playlist parsing. This vulnerability allows a denial of service via a maliciously crafted HLS playlist that triggers a null pointer dereference during initialization.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2024-12-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ffmpeg:ffmpeg

References

https://bugzilla.redhat.com/show_bug.cgi?id=2334335
https://bugzilla.redhat.com/show_bug.cgi?id=2334335

Check your stack JSON