CVE-2025-53644

OpenCV contains a use after free buffer write due to an uninitialized pointer

State: Published
Severity: 6.6 Medium
Published: Jul 17, 2025
Updated: Sep 26, 2025
Reserved: Jul 7, 2025

Description

OpenCV is an Open Source Computer Vision Library. Versions 4.10.0 and 4.11.0 have an uninitialized pointer variable on stack that may lead to arbitrary heap buffer write when reading crafted JPEG images. Version 4.12.0 fixes the vulnerability.

Scores

CVSS	Score	Vector	Source
4.0	6.6 Medium	CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P	GitHub_M

Weaknesses

CWE-457 Use of Uninitialized Variable

Affected Products

Product	Versions
opencvopencv	>= 4.10.0, < 4.12.0Affected

References

https://securitylab.github.com/advisories/GHSL-2025-057_OpenCV/
https://github.com/opencv/opencv/issues/27271
https://github.com/opencv/opencv/commit/a39db41390de546d18962ee1278bd6dbb715f466
https://github.com/opencv/opencv/releases/tag/4.12.0

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.