CVE-2025-8176

LibTIFF tiffmedian.c get_histogram use after free

State: Published
Severity: 4.8 Medium
Published: Jul 26, 2025
Updated: Jul 28, 2025
Reserved: Jul 25, 2025

Description

A vulnerability was found in LibTIFF up to 4.7.0. It has been declared as critical. This vulnerability affects the function get_histogram of the file tools/tiffmedian.c. The manipulation leads to use after free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as fe10872e53efba9cc36c66ac4ab3b41a839d5172. It is recommended to apply a patch to fix this issue.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	5.3 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
3.0	5.3 Medium	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
2.0	4.3 Medium	AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-416 Use After Free
CWE-119 Memory Corruption

Affected Products

Product	Versions
LibTIFFn/a	4.0Affected 4.1Affected 4.2Affected 4.3Affected 4.4Affected 4.5Affected 4.6Affected 4.7.0Affected

References

VDB-317590 | LibTIFF tiffmedian.c get_histogram use after freevdb-entrytechnical-description
VDB-317590 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #621796 | LibTIFF v4.7.0 Use After Freethird-party-advisory
https://gitlab.com/libtiff/libtiff/-/issues/707exploitissue-tracking
https://gitlab.com/libtiff/libtiff/-/merge_requests/727patch
https://gitlab.com/libtiff/libtiff/-/commit/fe10872e53efba9cc36c66ac4ab3b41a839d5172patch
http://www.libtiff.org/product

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.