Vulnerability · Published Feb 18, 2025 · Assigned by mitre
CVE-2025-25473
Medium 5.3
In plain English
A medium-severity null pointer dereference in the ffmpeg package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 63.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
FFmpeg git master before commit c08d30 was discovered to contain a memory leak in the avformat_free_context function in libavutil/mem.c.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:13 | ffmpeg | 7:7.1.3-0+deb13u1 | DEBIAN-CVE-2025-25473 |
| Debian:13 | ffmpeg | 7:7.1.3-0+deb13u1 | DSA-6073-1 |
| Debian:14 | ffmpeg | 7:8.0.1-2 | DEBIAN-CVE-2025-25473 |
| Ubuntu:25.10 | ffmpeg | no fix listed | UBUNTU-CVE-2025-25473 |
| Ubuntu:26.10 | ffmpeg | no fix listed | UBUNTU-CVE-2025-25473 |
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N