CVE-2025-8176

Publication date 26 July 2025

Last updated 26 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

Read the notes from the security team

Why is this CVE low priority?

Only a crash in a command-line tool

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tiff	25.04 plucky	Fixed 4.5.1+git230720-4ubuntu4.1
	24.04 LTS noble	Fixed 4.5.1+git230720-4ubuntu2.3
	22.04 LTS jammy	Fixed 4.3.0-6ubuntu0.11
	20.04 LTS focal	Fixed 4.1.0+git191117-2ubuntu0.20.04.14+esm1
	18.04 LTS bionic	Fixed 4.0.9-5ubuntu0.10+esm8
	16.04 LTS xenial	Fixed 4.0.6-1ubuntu0.8+esm18
	14.04 LTS trusty	Fixed 4.0.3-7ubuntu0.11+esm15

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Notes

sbeattie

texmaker added an embedded copy of libtiff in bionic

mdeslaur

This is only a crash in the command line tiffmedian tool, setting priority to low

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
tiff	Upstream: https://gitlab.com/libtiff/libtiff/-/merge_requests/727 Upstream: fe10872

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References

Related Ubuntu Security Notices (USN)

USN-7707-1
LibTIFF vulnerabilities
20 August 2025