CVE catalog

CVE-2025-2755

assimp: CVE-2025-2755

Severity: Medium
Published: Mar 25, 2025, 9:15:17 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.47% · Oct 25, 2026

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as critical. Affected by this issue is the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument src.entries leads to out-of-bounds read. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	assimp	sid	`6.0.5+ds-1`	vulnerable
Debian	assimp	forky	`6.0.5+ds-1`	vulnerable
Debian	assimp	trixie	`5.4.3+ds-2`	vulnerable
Debian	assimp	bookworm	`5.2.5~ds0-1`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	assimp	source	sid	`(unfixed)`	not yet assigned	Not reported	[1102226]
Debian	assimp	source	forky	`(unfixed)`	not yet assigned	Not reported	[1102226]
Debian	assimp	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1102226]
Debian	assimp	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1102226]

[Debian bug #1102226]

Notes

[trixie] assimp: Minor issue, revisit when/if fixed upstream [bookworm] assimp: Minor issue, revisit when/if fixed upstream

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[assimp-testmodels]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
[assimp-utils]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1+b1 · amd64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1+b1 · arm64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
[libassimp5]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1+b1 · amd64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1+b1 · arm64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
[libassimp-dev]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1+b1 · amd64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1+b1 · arm64 · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
[libassimp-doc]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
[python3-pyassimp]Affected
Source package: [assimp]
Details (2)
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12
- 5.2.5~ds0-1 · all · bookworm
  Affected
  dsa · assimp · debian · bookworm; dsa · assimp · debian · 12

[Debian 13 (Trixie)]

[assimp-testmodels]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13
[assimp-utils]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · amd64 · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · arm64 · trixie
  Affected
  dsa · assimp · debian · 13
[libassimp5]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · amd64 · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · arm64 · trixie
  Affected
  dsa · assimp · debian · 13
[libassimp-dev]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · amd64 · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · arm64 · trixie
  Affected
  dsa · assimp · debian · 13
[libassimp-doc]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13
[python3-pyassimp]Affected
Source package: [assimp]
Details (2)
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13
- 5.4.3+ds-2 · all · trixie
  Affected
  dsa · assimp · debian · 13

Observed: Oct 24, 2026, 11:27:13 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]