Use After Free Vulnerability in Open Asset Import Library Assimp
CVE-2025-6119

4.8MEDIUM

Key Information:

Vendor

Open Asset Import Library

Status
Assimp
Vendor
CVE Published:
16 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6119?

A vulnerability has been identified within the Open Asset Import Library Assimp up to version 5.4.3, specifically in the Assimp::BVHLoader::ReadNodeChannels function. The flaw stems from improper handling of memory, leading to a use after free scenario. This vulnerability requires local access to exploit, heightening the risk of local attacks. The public disclosure of this exploit raises significant security concerns, prompting the developers to address associated issues through an organized collection of Fuzzer bugs for remediation in future updates.

Affected Version(s)

Assimp 5.4.0

Assimp 5.4.1

Assimp 5.4.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-6119 - Proof of Concept

References

https://vuldb.com/?id.312588
vdb-entrytechnical-description
https://vuldb.com/?ctiid.312588
signaturepermissions-required
https://vuldb.com/?submit.591233
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rulkallos (VulDB User)
.
CVE-2025-6119 : Use After Free Vulnerability in Open Asset Import Library Assimp