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FFmpeg < 8.0 Heap-Buffer-Overflow

high Nessus Plugin ID 264602

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Synopsis

The version of FFmpeg installed on the remote host is affected by a heap-buffer-overflow vulnerability.

Description

The version of FFmpeg installed on the remote host is prior to 8.0. It is, therefore, affected by a vulnerability:

 - A heap-buffer-overflow write exists in jpeg2000dec FFmpeg which allows an attacker to potentially gain remote code execution or cause denial of service via the channel definition cdef atom of JPEG2000. (CVE-2025-9951)

Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to ffmpeg version 8.0 or later.

See Also

http://www.nessus.org/u?8e3d0648

https://ffmpeg.org/security.html

Plugin Details

Severity: High

ID: 264602

File Name: ffmpeg_8_0.nasl

Version: 1.1

Type: local

Agent: unix

Family: Misc.

Published: 9/12/2025

Updated: 9/12/2025

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v2

Risk Factor: Medium

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:N/I:C/A:C

CVSS Score Source: CVE-2025-9951

CVSS v3

Risk Factor: High

Base Score: 8.2

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H

CVSS v4

Risk Factor: High

Base Score: 7.2

Threat Score: 4.3

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H

Vulnerability Information

CPE: cpe:/a:ffmpeg:ffmpeg

Required KB Items: installed_sw/FFmpeg

Patch Publication Date: 9/9/2025

Vulnerability Publication Date: 9/9/2025

Reference Information

CVE: CVE-2025-9951

IAVB: 2025-B-0150