Bug 2383598 (CVE-2025-8176)

Summary:	CVE-2025-8176 libtiff: LibTIFF Use-After-Free Vulnerability
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	mhlavink
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Doc Text:	A flaw was found in libtiff. The `get_histogram` function in `file/tiffmedian.c` exhibits a use-after-free condition when processing a specially crafted file, allowing a local attacker to trigger memory corruption. This manipulation results in a use-after-free vulnerability, and can lead to a denial of service.	Story Points:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2383820, 2383822, 2383823, 2383824, 2383825, 2383821
Bug Blocks:

Description OSIDB Bzimport 2025-07-26 04:01:20 UTC

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.