Buffer overflow in Ffmpeg
CVE-2025-1594
A vulnerability, which was classified as critical, was found in FFmpeg up to 7.1. This affects the function ff_aac_search_for_tns of the file libavcodec/aacenc_tns.c of the component AAC Encoder. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (45.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- Ffmpeg
- Ffmpeg — versions 3.4.0, 3.4.1, 3.4.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- trac.ffmpeg.org/ticket/11418 (issue-tracking, Exploit, Issue Tracking, Vendor Advisory)
- trac.ffmpeg.org/attachment/ticket/11418/poc (issue-tracking, Exploit, exploit)
- ffmpeg.org/ (Product, product)
Frequently asked questions
- What is CVE-2025-1594?
- CVE-2025-1594 is a medium-severity vulnerability in Ffmpeg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2025-02-23.
- How severe is CVE-2025-1594?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2025-1594 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.