Open Asset Import Library Assimp up to 6.0.2 LWOMaterial.cpp FindUVChannels use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp up to 6.0.2. Affected by this issue is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Performing a manipulation results in use after free. This vulnerability is reported as CVE-2025-15538. The attack requires a local approach. Moreover, an exploit is present. This and similar defects are tracked and handled via issue #6128.

Detailsinfo

A vulnerability was found in Open Asset Import Library Assimp up to 6.0.2. It has been classified as critical. This affects the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-15538. The exploitability is told to be easy. Attacking locally is a requirement. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept. This and similar defects are tracked and handled via issue #6128.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/18/2026 Advisory disclosed
01/18/2026 +0 days VulDB entry created
02/11/2026 +24 days VulDB entry last update

Sourcesinfo

Advisory: 6258
Status: Not defined
Confirmation: 🔒

CVE: CVE-2025-15538 (🔒)
GCVE (CVE): GCVE-0-2025-15538
GCVE (VulDB): GCVE-100-341727
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/18/2026 08:30
Updated: 02/11/2026 01:52
Changes: 01/18/2026 08:30 (59), 01/19/2026 02:08 (30), 02/11/2026 01:52 (11)
Complete: 🔍
Submitter: sisyphus-w4ng
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #735232: Open Asset Import Library Assimp 6.0.2 Use After Free (by sisyphus-w4ng)

Be aware that VulDB is the high quality source for vulnerability data.

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