PT-2025-12419 · Assimp+2 · Assimp+2

D3Ng03

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Published

2025-03-21

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Updated

2026-01-16

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CVE-2025-2591

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Open Asset Import Library Assimp version 5.4.3
Description A vulnerability was found in the Open Asset Import Library Assimp. This issue affects the function MDLImporter::InternReadFile Quake1 of the file code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the arguments skinwidth and skinheight leads to a divide by zero error. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Recommendations To fix this issue, apply the patch identified as ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd. As a temporary workaround, consider restricting the use of the MDLImporter::InternReadFile Quake1 function until a patch is available. Avoid manipulating the skinwidth and skinheight arguments in the affected function to minimize the risk of exploitation.

Exploit

Fix

DoS

Improper Resource Release

Divide By Zero

Weakness Enumeration

Related Identifiers

BDU:2025-12577
CVE-2025-2591
OESA-2026-1079
OESA-2026-1080
OESA-2026-1083
OESA-2026-1084
OPENSUSE-SU-2025:0113-1
OPENSUSE-SU-2025:14950-1
OPENSUSE-SU-2026:20781-1
PYSEC-2025-160
SUSE-SU-2026:21821-1

Affected Products

Assimp
Debian
Red Os