CVE catalog
CVE-2026-29628
A stack overflow in the experimental/tinyobj_loader_opt.h file of tinyobjloader commit d56555b allows attackers to cause a Denial of Service (DoS) via supplying a crafted .mtl file.
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.17% · Oct 25, 2026
A stack overflow in the experimental/tinyobj_loader_opt.h file of tinyobjloader commit d56555b allows attackers to cause a Denial of Service (DoS) via supplying a crafted .mtl file.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | tinyobjloader | sid | 2.0.0~rc13+dfsg-3 | not affected |
| Debian | tinyobjloader | forky | 2.0.0~rc13+dfsg-3 | not affected |
| Debian | tinyobjloader | trixie | 2.0.0~rc13+dfsg-2 | not affected |
| Debian | tinyobjloader | bookworm | 2.0.0~rc10+dfsg-2 | not affected |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | tinyobjloader | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | tinyobjloader | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | tinyobjloader | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | tinyobjloader | source | bookworm | Not affected | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libtinyobjloader2rc10]Not affected
Source package: [tinyobjloader]
Details (2)
2.0.0~rc10+dfsg-2+b1· amd64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
2.0.0~rc10+dfsg-2+b1· arm64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
- [libtinyobjloader-dev]Not affected
Source package: [tinyobjloader]
Details (2)
2.0.0~rc10+dfsg-2+b1· amd64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
2.0.0~rc10+dfsg-2+b1· arm64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
- [python3-tinyobjloader]Not affected
Source package: [tinyobjloader]
Details (2)
2.0.0~rc10+dfsg-2+b1· amd64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
2.0.0~rc10+dfsg-2+b1· arm64 · bookwormNot affected
nvd · tinyobjloader · debian · bookworm
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-29628]
- [https://security-tracker.debian.org/tracker/CVE-2026-29628]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-29628.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]