USN-8346-1: Texmaker vulnerabilities

Publication date

28 May 2026

Overview

Texmaker could be made to crash or run programs if it received specially crafted input.


Packages

  • texmaker - Free cross-platform LaTeX editor

Details

It was discovered that the vendored LibTIFF in Texmaker incorrectly
handled memory when parsing malformed TIFF image metadata. An attacker
could possibly use this issue to cause a denial of service, obtain
sensitive information, or execute arbitrary code.

It was discovered that the vendored LibTIFF in Texmaker incorrectly
handled memory when parsing malformed TIFF image metadata. An attacker
could possibly use this issue to cause a denial of service, obtain
sensitive information, or execute arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
24.04 LTS noble texmaker –  5.1.3+dfsg-1ubuntu0.1~esm1  
texmaker-data –  5.1.3+dfsg-1ubuntu0.1~esm1  
22.04 LTS jammy texmaker –  5.0.3-1ubuntu0.22.04.1~esm1  
texmaker-data –  5.0.3-1ubuntu0.22.04.1~esm1  
20.04 LTS focal texmaker –  5.0.3-1ubuntu0.20.04.1~esm1  
texmaker-data –  5.0.3-1ubuntu0.20.04.1~esm1  
18.04 LTS bionic texmaker –  5.0.2-1ubuntu0.1~esm1  
texmaker-data –  5.0.2-1ubuntu0.1~esm1  

Reduce your security exposure

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