CVE-2025-6120
Description
A vulnerability classified as critical was found in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function read_meshes in the library assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
| sles | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| assimp | assimp | {"endIncluding":"5.4.3"} | |
References
- https://security-tracker.debian.org/tracker/CVE-2025-6120
- https://github.com/assimp/assimp/issues/6220
- https://github.com/assimp/assimp/issues/6220#issuecomment-2945018579
- https://github.com/user-attachments/files/20605340/read_meshes_reproduce.tar.gz
- https://vuldb.com/?ctiid.312589
- https://vuldb.com/?id.312589
- https://vuldb.com/?submit.591235
- https://www.suse.com/security/cve/CVE-2025-6120.html
CWEs
CWE-119 CWE-122
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.