Stack-Based Buffer Overflow in FFmpeg AAC Encoder Affects Multiple Versions
CVE-2025-1594

5.3MEDIUM

Key Information:

Vendor: FFmpeg
Status: Ffmpeg
Vendor: CVE Published:; 23 February 2025

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👾 Exploit Exists🟡 Public PoC

Summary

A stack-based buffer overflow vulnerability exists in the FFmpeg AAC Encoder, particularly in the function ff_aac_search_for_tns located in libavcodec/aacenc_tns.c. This flaw can be exploited to execute remote attacks, as it allows an attacker to manipulate buffer allocations and corrupt memory. The issue has been publicly disclosed, highlighting the urgency for users to assess and update their FFmpeg installations to protect against potential attacks.

Affected Version(s)

FFmpeg 3.4.0

FFmpeg 3.4.1

FFmpeg 3.4.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-1594 - Proof of Concept