UBUNTU-CVE-2026-29628

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Source
https://ubuntu.com/security/CVE-2026-29628
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-29628.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-29628
Upstream
  • CVE-2026-29628
Published
2026-04-13T15:17:00Z
Modified
2026-05-20T16:24:54.838793429Z
Severity
  • 6.2 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A stack overflow in the experimental/tinyobjloaderopt.h file of tinyobjloader commit d56555b allows attackers to cause a Denial of Service (DoS) via supplying a crafted .mtl file.

References

Affected packages

Ubuntu:22.04:LTS / tinyobjloader

Package

Name
tinyobjloader
Purl
pkg:deb/ubuntu/tinyobjloader?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*
2.0.0~rc5+dfsg1-4build1
2.0.0~rc5+dfsg1-4build2
2.0.0~rc5+dfsg1-5
2.0.0~rc5+dfsg1-5build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtinyobjloader1",
            "binary_version": "2.0.0~rc5+dfsg1-5build1"
        },
        {
            "binary_name": "python3-tinyobjloader",
            "binary_version": "2.0.0~rc5+dfsg1-5build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-29628.json"

Ubuntu:24.04:LTS / tinyobjloader

Package

Name
tinyobjloader
Purl
pkg:deb/ubuntu/tinyobjloader?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*
2.0.0~rc10+dfsg-3
2.0.0~rc10+dfsg-3build1
2.0.0~rc10+dfsg-3build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtinyobjloader2rc10",
            "binary_version": "2.0.0~rc10+dfsg-3build2"
        },
        {
            "binary_name": "python3-tinyobjloader",
            "binary_version": "2.0.0~rc10+dfsg-3build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-29628.json"

Ubuntu:25.10 / tinyobjloader

Package

Name
tinyobjloader
Purl
pkg:deb/ubuntu/tinyobjloader?arch=source&distro=questing

Affected ranges

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

Affected versions

2.*
2.0.0~rc13+dfsg-2build1
2.0.0~rc13+dfsg-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtinyobjloader2rc13",
            "binary_version": "2.0.0~rc13+dfsg-3"
        },
        {
            "binary_name": "python3-tinyobjloader",
            "binary_version": "2.0.0~rc13+dfsg-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-29628.json"

Ubuntu:26.04:LTS / tinyobjloader

Package

Name
tinyobjloader
Purl
pkg:deb/ubuntu/tinyobjloader?arch=source&distro=resolute

Affected ranges

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

Affected versions

2.*
2.0.0~rc13+dfsg-3
2.0.0~rc13+dfsg-3build1
2.0.0~rc13+dfsg-3build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtinyobjloader2rc13",
            "binary_version": "2.0.0~rc13+dfsg-3build2"
        },
        {
            "binary_name": "python3-tinyobjloader",
            "binary_version": "2.0.0~rc13+dfsg-3build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-29628.json"