Description
A flaw has been found in Open Asset Import Library Assimp up to 6.0.5. Impacted is the function Assimp::CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp of the component CSM File Handler. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. Patch name: eb84eec580d3f4ba2f0fd87409b7d0744620f11e. Applying a patch is the recommended action to fix this issue.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Open Asset Import Library | Assimp | 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5 | — |
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | assimp | No fix yet | — |
| Debian 13 | assimp | No fix yet | — |
| Debian 12 | assimp | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | assimp | No fix yet | — |
| Ubuntu 18.04 LTS | assimp | No fix yet | — |
| Ubuntu 16.04 LTS | assimp | No fix yet | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | qt5-qt3d +2 | 5.15.3-1.amzn2.0.11 | ALAS2-2026-3994 |
Advisories 1
- ALAS2-2026-3994 Moderate: qt5-qt3d security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 12, 2026
References
- VDB-376118 | Open Asset Import Library Assimp CSM File CSMLoader.cpp InternReadFile heap-based overflow vdb-entry technical-description
- VDB-376118 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-14610 | CVE Analysis and Report third-party-advisory
- Submit #844646 | Assimp commit 17c12da Heap-based Buffer Overflow third-party-advisory
- https://github.com/assimp/assimp/issues/6622 issue-tracking
- https://github.com/assimp/assimp/pull/6649 issue-tracking patch
- https://github.com/user-attachments/files/27235863/poc.zip exploit
- https://github.com/assimp/assimp/commit/eb84eec580d3f4ba2f0fd87409b7d0744620f11e patch