UBUNTU-CVE-2025-15538

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Source
https://ubuntu.com/security/CVE-2025-15538
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-15538
Upstream
Published
2026-01-18T23:15:00Z
Modified
2026-02-12T14:33:52.934545Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. Affected by this vulnerability is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Such manipulation leads to use after free. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.

References

Affected packages

Ubuntu:16.04:LTS
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@3.2~dfsg-3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.0~dfsg-4ubuntu4
3.1.1~dfsg-5
3.2~dfsg-1
3.2~dfsg-2
3.2~dfsg-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.2~dfsg-3",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "3.2~dfsg-3",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "3.2~dfsg-3",
            "binary_name": "libassimp3v5"
        },
        {
            "binary_version": "3.2~dfsg-3",
            "binary_name": "python-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"
Ubuntu:18.04:LTS
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@4.1.0~dfsg-3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.3.1~dfsg-5
3.3.1~dfsg-5ubuntu1
3.3.1~dfsg-5+build1
4.*
4.0.1~dfsg-1~exp2
4.0.1~dfsg-1
4.1.0~dfsg-1
4.1.0~dfsg-2
4.1.0~dfsg-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.1.0~dfsg-3",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "4.1.0~dfsg-3",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "4.1.0~dfsg-3",
            "binary_name": "libassimp4"
        },
        {
            "binary_version": "4.1.0~dfsg-3",
            "binary_name": "python-pyassimp"
        },
        {
            "binary_version": "4.1.0~dfsg-3",
            "binary_name": "python3-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"
Ubuntu:20.04:LTS
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@5.0.1~ds0-1build1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.1.0~dfsg-5
4.1.0~dfsg-5ubuntu1
5.*
5.0.1~ds0-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.0.1~ds0-1build1",
            "binary_name": "assimp-testmodels"
        },
        {
            "binary_version": "5.0.1~ds0-1build1",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "5.0.1~ds0-1build1",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "5.0.1~ds0-1build1",
            "binary_name": "libassimp5"
        },
        {
            "binary_version": "5.0.1~ds0-1build1",
            "binary_name": "python3-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"
Ubuntu:22.04:LTS
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@5.2.2~ds0-1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.0.1~ds0-2
5.0.1~ds0-3ubuntu1
5.1.4~ds0-1
5.1.5~ds0-1
5.1.6~ds0-1
5.2.0~ds0-2
5.2.1~ds0-1
5.2.2~ds0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.2.2~ds0-1",
            "binary_name": "assimp-testmodels"
        },
        {
            "binary_version": "5.2.2~ds0-1",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "5.2.2~ds0-1",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "5.2.2~ds0-1",
            "binary_name": "libassimp5"
        },
        {
            "binary_version": "5.2.2~ds0-1",
            "binary_name": "python3-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"
Ubuntu:24.04:LTS
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@5.3.1+ds-2build1?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.2.5~ds0-1.1build1
5.3.1+ds-1
5.3.1+ds-2
5.3.1+ds-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.3.1+ds-2build1",
            "binary_name": "assimp-testmodels"
        },
        {
            "binary_version": "5.3.1+ds-2build1",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "5.3.1+ds-2build1",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "5.3.1+ds-2build1",
            "binary_name": "libassimp5"
        },
        {
            "binary_version": "5.3.1+ds-2build1",
            "binary_name": "python3-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"
Ubuntu:25.10
assimp

Package

Name
assimp
Purl
pkg:deb/ubuntu/assimp@5.4.3+ds-2?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.4.3+ds-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.4.3+ds-2",
            "binary_name": "assimp-testmodels"
        },
        {
            "binary_version": "5.4.3+ds-2",
            "binary_name": "assimp-utils"
        },
        {
            "binary_version": "5.4.3+ds-2",
            "binary_name": "libassimp-dev"
        },
        {
            "binary_version": "5.4.3+ds-2",
            "binary_name": "libassimp5"
        },
        {
            "binary_version": "5.4.3+ds-2",
            "binary_name": "python3-pyassimp"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15538.json"