CVE-2025-3158
Description
A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. Affected by this issue is the function Assimp::LWO::AnimResolver::UpdateAnimRangeSetup of the file code/AssetLib/LWO/LWOAnimation.cpp of the component LWO File Handler. 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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2025:12842
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-3158.html
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2025:12842
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-3158
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | fixed | 6.0.2+ds-1 |
| debian | sid | fixed | 6.0.2+ds-1 |
| debian | trixie | affected | |
| rhel | 9 | fixed | |
| sles | affected | | |
| rocky | 9 | fixed | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | pyassimp | <=5.4.3 | |
References
- https://security-tracker.debian.org/tracker/CVE-2025-3158
- https://access.redhat.com/errata/RHSA-2025:12842
- https://vuldb.com/?id.303104
- https://vuldb.com/?submit.542246
- https://github.com/assimp/assimp/issues/6023
- https://github.com/assimp/assimp/issues/6023#issue-2877381000
- https://vuldb.com/?ctiid.303104
- https://www.suse.com/security/cve/CVE-2025-3158.html
- https://errata.rockylinux.org/RLSA-2025:12842
Verify integrity in audit chain (admin only). AS-IS.