Buffer overflow in Nothings Stb

CVE-2025-3406

A vulnerability was found in Nothings stb up to f056911. It has been classified as problematic. Affected is the function stbhw_build_tileset_from_image of the component Header Array Handler. The manipulation of the argument w leads to out-of-bounds read. It is possible to launch the attack remotely. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (42.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2025-3406?
CVE-2025-3406 is a medium-severity vulnerability in Nothings Stb, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 4.3/10. Published 2025-04-08.
How severe is CVE-2025-3406?
Medium severity. CVSS v3 base score is 4.3 out of 10.