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OpenAdvisories
Low · 3.3 CVE-2026-10233 EUVD-2026-33566GHSA-964j-jgrw-m572

Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp read_sequence_infos out-of-bounds

Published Jun 1, 2026 · Updated Jun 3, 2026 · Assigned by VulDB

Description

A security vulnerability has been detected in Assimp up to 6.0.4. Affected by this issue is the function HL1MDLLoader::read_sequence_infos of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. The manipulation of the argument aiString leads to out-of-bounds read. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The project tagged the reported issue as bug.

Affected products

VendorProductAffectedFixed
— Assimp 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 assimp No fix yet —
Debian 13 assimp No fix yet —
Debian 12 assimp No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 assimp No fix yet —
Ubuntu 26.04 LTS assimp No fix yet —
Ubuntu 25.10 assimp No fix yet —
Ubuntu 24.04 LTS assimp No fix yet —
Ubuntu 22.04 LTS assimp No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS assimp No fix yet —
Ubuntu 18.04 LTS assimp No fix yet —
Ubuntu 16.04 LTS assimp No fix yet —

References