USN-7707-1: LibTIFF vulnerabilities

USN-7707-1: LibTIFF vulnerabilities
Publication date: 20 August 2025
Overview: Several security issues were fixed in LibTIFF.
Releases: 25.04 ,24.04 LTS,22.04 LTS ,20.04 LTS ,18.04 LTS

Packages

• tiff - Tag Image File Format (TIFF) library

Details
It was discovered that LibTIFF incorrectly handled certain memory
operations when using tiffmedian tool. An attacker could trick a user into
processing a specially crafted tiff image file and potentially use this
issue to cause a denial of service. (CVE-2025-8176)

It was discovered that LibTIFF did not properly perform bounds checking
in certain operations when using thumbnail tool. An attacker could trick
a user into processing a specially crafted tiff image file and
potentially use this issue to cause a denial of service. This issue only
affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2025-8177)

It was discovered that LibTIFF incorrectly handled certain memory
operations when using tiff2ps tool. An attacker could trick a user into
processing a specially crafted tiff image file and potentially use this
issue to cause a denial of service. (CVE-2025-8534)

It was discovered that LibTIFF did not properly perform bounds checking
in certain operations when using tiffcrop tool. An attacker could trick
a user into processing a specially crafted tiff image file and
potentially use this issue to cause a denial of service. (CVE-2025-8851)

Update instructions
The problem can be corrected by updating your system to the following

package versions:
25.04 plucky

• libtiff-tools – 4.5.1+git230720-4ubuntu4.1
• libtiff6 – 4.5.1+git230720-4ubuntu4.1

24.04 noble

• libtiff-tools – 4.5.1+git230720-4ubuntu2.3
• libtiff6 – 4.5.1+git230720-4ubuntu2.3

22.04 jammy

• libtiff-tools – 4.3.0-6ubuntu0.11
• libtiff5 – 4.3.0-6ubuntu0.11

20.04 focal

• libtiff-tools – 4.1.0+git191117-2ubuntu0.20.04.14+esm1
• libtiff5 – 4.1.0+git191117-2ubuntu0.20.04.14+esm1

18.04 bionic

• libtiff-tools – 4.0.9-5ubuntu0.10+esm8
• libtiff5 – 4.0.9-5ubuntu0.10+esm8

16.04 xenial

• libtiff-tools – 4.0.6-1ubuntu0.8+esm18
• libtiff5 – 4.0.6-1ubuntu0.8+esm18

14.04 trusty

• libtiff-tools – 4.0.3-7ubuntu0.11+esm15
• libtiff5 – 4.0.3-7ubuntu0.11+esm15