CVE-2025-1594 FFmpeg AAC Encoder aacenc_tns.c ff_aac_search_for_tns stack-based overflow
A stack-based buffer overflow in FFmpeg's AAC encoder allows remote attackers to execute arbitrary code or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2025-1594?
CVE-2025-1594 is a medium-severity memory corruption vulnerability in Ffmpeg Ffmpeg, published on 23 Feb 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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.
Which versions are affected by CVE-2025-1594?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2025-1594?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-1594 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-1594 exists.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2025-1594, GHSA-37pp-xmcw-vg4w, JLSEC-2025-151, UBUNTU-CVE-2025-1594, USN-7738-1.