Vulnerability · Published Apr 8, 2025 · Assigned by VulDB
CVE-2025-3409Nothings stb stb_include_string stack-based overflow
Medium 6.3
In plain English
A medium-severity stack buffer overflow in stb from Nothings. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).
Official description
A vulnerability classified as critical has been found in Nothings stb up to f056911. This affects the function stb_include_string. The manipulation of the argument path_to_includes leads to stack-based buffer overflow. It is possible to initiate the attack remotely. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The vendor was contacted early about this disclosure but did not respond in any way.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libstb | no fix listed | DEBIAN-CVE-2025-3409 |
| Debian:13 | libstb | no fix listed | DEBIAN-CVE-2025-3409 |
| Debian:14 | libstb | no fix listed | DEBIAN-CVE-2025-3409 |
| Ubuntu:22.04:LTS | libstb | no fix listed | UBUNTU-CVE-2025-3409 |
| Ubuntu:24.04:LTS | libstb | no fix listed | UBUNTU-CVE-2025-3409 |
| Ubuntu:25.10 | libstb | no fix listed | UBUNTU-CVE-2025-3409 |
| Ubuntu:26.04:LTS | libstb | no fix listed | UBUNTU-CVE-2025-3409 |
| Ubuntu:26.10 | libstb | no fix listed | UBUNTU-CVE-2025-3409 |
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
References
- VDB-303687 | Nothings stb stb_include_string stack-based overflow vdb-entry, technical-description
- VDB-303687 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #544231 | Open Source STB Project (https://github.com/nothings/stb) Latest (<= commit f056911) stb_include_string Stack Buffer Overflow third-party-advisory