Vulnerability · Published Dec 31, 2024 · Assigned by redhat
CVE-2023-6602Ffmpeg: improper handling of input format in tty demuxer of ffmpeg
Medium 5.3
In plain English
A medium-severity security flaw in FFmpeg. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 56.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A flaw was found in FFmpeg's TTY Demuxer. This vulnerability allows possible data exfiltration via improper parsing of non-TTY-compliant input files in HLS playlists.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | ffmpeg | 7.1.1-r0, 8.0-r0 | ALPINE-CVE-2023-6602 |
| Alpine:v3.24 | ffmpeg | 7.1.1-r0, 8.0-r0 | ALPINE-CVE-2023-6602 |
| Debian:12 | ffmpeg | 7:5.1.7-0+deb12u1 | DSA-5985-1 |
| Debian:12 | ffmpeg | 7:5.1.7-0+deb12u1 | DEBIAN-CVE-2023-6602 |
| Debian:13 | ffmpeg | 7:7.1.1-1 | DEBIAN-CVE-2023-6602 |
| Debian:14 | ffmpeg | 7:7.1.1-1 | DEBIAN-CVE-2023-6602 |
| Ubuntu:25.10 | ffmpeg | no fix listed | UBUNTU-CVE-2023-6602 |
| Ubuntu:26.10 | ffmpeg | no fix listed | UBUNTU-CVE-2023-6602 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| FFmpeg | 2.0 – before 6.* |
Weakness: CWE-99 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- RHBZ#2334338 issue-tracking, x_refsource_REDHAT
- https://lists.debian.org/debian-lts-announce/2025/07/msg00004.html