CVE-2025-1594: FFmpeg AAC Encoder aacenc_tns.c ff_aac_search_for_tns stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-02-23 · updated 2026-06-17
Weakness: CWE-119

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.

Affected products

FFmpeg: through 7.1

References

https://ffmpeg.org/
https://trac.ffmpeg.org/attachment/ticket/11418/poc
https://trac.ffmpeg.org/ticket/11418#comment:3
https://vuldb.com/?ctiid.296589
https://vuldb.com/?id.296589
https://vuldb.com/?submit.496929

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