OESA-2026-4142

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Source
https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2026-4142
Import Source
https://repo.openeuler.org/security/data/osv/OESA-2026-4142.json
JSON Data
https://api.osv.dev/v1/vulns/OESA-2026-4142
Upstream
Published
2026-09-30T13:47:00Z
Modified
2026-10-01T02:00:05Z
Severity
  • 6.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L CVSS Calculator
Summary
assimp security update
Details

Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose.

Security Fix(es):

A security vulnerability has been detected in Open Asset Import Library Assimp Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ParseBoneTrafoKeys_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component 3DGS MDL7 Bone Transformation Key Parser. The manipulation of the argument transmatrix_count/pcBoneTransforms leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is 50d767984e78d51b53e2020fdf0967fd624bc377. It is recommended to apply a patch to fix this issue.(CVE-2026-19999)

Database specific 
{
    "severity":  "Medium"
}
References

Affected packages

openEuler:24.03-LTS-SP3 / assimp

Package

Name
assimp
Purl
pkg:rpm/openEuler/assimp&distro=openEuler-24.03-LTS-SP3

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
5.3.1-23.oe2403sp3

Ecosystem specific 

{
    "aarch64":  [
        "assimp-5.3.1-23.oe2403sp3.aarch64.rpm",
        "assimp-debuginfo-5.3.1-23.oe2403sp3.aarch64.rpm",
        "assimp-debugsource-5.3.1-23.oe2403sp3.aarch64.rpm",
        "assimp-devel-5.3.1-23.oe2403sp3.aarch64.rpm"
    ],
    "noarch":  [
        "assimp-help-5.3.1-23.oe2403sp3.noarch.rpm",
        "python3-assimp-5.3.1-23.oe2403sp3.noarch.rpm"
    ],
    "src":  [
        "assimp-5.3.1-23.oe2403sp3.src.rpm"
    ],
    "x86_64":  [
        "assimp-5.3.1-23.oe2403sp3.x86_64.rpm",
        "assimp-debuginfo-5.3.1-23.oe2403sp3.x86_64.rpm",
        "assimp-debugsource-5.3.1-23.oe2403sp3.x86_64.rpm",
        "assimp-devel-5.3.1-23.oe2403sp3.x86_64.rpm"
    ]
}

Database specific

source 
"https://repo.openeuler.org/security/data/osv/OESA-2026-4142.json"