PT-2026-3402 · Unknown · Open Asset Import Library

Sisyphus-W4Ng · Published 2026-01-18 · Updated 2026-02-10 · CVE-2025-15538

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Open Asset Import Library Assimp versions up to 6.0.2

Description A security issue exists in Open Asset Import Library Assimp. The Assimp::LWOImporter::FindUVChannels function within the /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp file is susceptible to a use after free condition. This manipulation requires local access to perform the attack. The details of the issue are tracked as issue #6128 and the exploit has been publicly disclosed.

Recommendations Versions prior to 6.0.2 are affected. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Use After Free

Weakness Enumeration

CWE-119

CWE-416

Related Identifiers

CVE-2025-15538

Affected Products

Open Asset Import Library

References · 16

• 🔥 https://github.com/assimp/assimp/issues/6258#issuecomment-3070999530 · Exploit
• 🔥 https://github.com/assimp/assimp/issues/6258 · Exploit
• 🔥❌ https://github.com/user-attachments/files/21216542/assimp_poc10.zip · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2025-15538 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-15538 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-15538 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-15538 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-15538 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-15538 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-15538 · Vendor Advisory
• https://vuldb.com/?submit.735232 · Note
• https://twitter.com/CVEnew/status/2013027740510015782 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2013042575247016261 · Twitter Post
• https://t.me/cveNotify/151587 · Telegram Post
• https://vuldb.com/?ctiid.341727 · Note