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

Quick assessment

Affected
n/a FFmpeg
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。 FFmpeg 7.1版本及之前版本存在安全漏洞，该漏洞源于AAC Encoder模块的libavcodec/aacenc_tns.c文件中的ff_aac_search_for_tns函数包含一个基于堆栈的缓冲区溢出问题。

CVSS 6.3 · Medium EPSS 0.58% · P46

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-1594

Vulnerability Information
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Vulnerability Title
FFmpeg AAC Encoder aacenc_tns.c ff_aac_search_for_tns stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
FFmpeg 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。 FFmpeg 7.1版本及之前版本存在安全漏洞，该漏洞源于AAC Encoder模块的libavcodec/aacenc_tns.c文件中的ff_aac_search_for_tns函数包含一个基于堆栈的缓冲区溢出问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- FFmpeg 3.4.0 -

II. Public POCs for CVE-2025-1594

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III. Intelligence Information for CVE-2025-1594

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Patches & Fixes for CVE-2025-1594 (1)

Vendor Advisories for CVE-2025-1594 (2)

Proof of Concept for CVE-2025-1594 (1)

Vendor Pages for CVE-2025-1594 (1)

IV. Related Vulnerabilities

Same product: FFmpeg
Same vendor: n/a
Same weakness: CWE-121

V. Comments for CVE-2025-1594

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