CVE-2026-52296

FFmpeg before 9.0 has an out-of-bounds read because of missing required padding in WMA extradata allocation paths in libavcodec/wmaenc.c.

CVSS v3 2.9 LOW

2.9^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.4 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22988	Issue Tracking Patch
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/23227a444de4a8f7696f46660cdd044b460f7e47	Patch
https://github.com/Kenan-Kamel/VulnerabilitiesReference/tree/main/FFmpeg/ExtradataPadding	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*

History

14 Oct 2026, 18:24

Type	Values Removed	Values Added
First Time		Ffmpeg Ffmpeg ffmpeg
References	~~() https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22988 -~~	() https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22988 - Issue Tracking, Patch
References	~~() https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/23227a444de4a8f7696f46660cdd044b460f7e47 -~~	() https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/23227a444de4a8f7696f46660cdd044b460f7e47 - Patch
References	~~() https://github.com/Kenan-Kamel/VulnerabilitiesReference/tree/main/FFmpeg/ExtradataPadding -~~	() https://github.com/Kenan-Kamel/VulnerabilitiesReference/tree/main/FFmpeg/ExtradataPadding - Third Party Advisory
CPE		cpe:2.3:a:ffmpeg:ffmpeg::::::::

Information

Published : 2026-09-13 22:17

Updated : 2026-10-14 18:24

NVD link : CVE-2026-52296

Mitre link : CVE-2026-52296

CVE.ORG link : CVE-2026-52296

JSON object : View

Products Affected

ffmpeg

ffmpeg

CWE

CWE-125

Out-of-bounds Read

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