Nothings stb Header Array stbhw_build_tileset_from_image out-of-bounds
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2025-3406
- 2026-10-03 Alias added: GHSA-7249-98jq-4p25
References
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More nothings Stb Image.h vulnerabilities
- TI-2023-24466 Possible double-free or memory leak in stbi__load_gif_main in stb_image CVSS 3.1CRITICAL 9.8
- TI-2023-24465 Double-free in stbi__load_gif_main_outofmem in stb_image CVSS 3.1HIGH 8.8
- TI-2023-24463 Multi-byte read heap buffer overflow in stbi__vertical_flip in stb_image CVSS 3.1HIGH 8.1
- TI-2023-24467 Null pointer dereference because of an uninitialized variable in stb_image CVSS 3.1HIGH 7.5
- TI-2023-24462 Wild address read in stbi__gif_load_next in stb_image CVSS 3.1HIGH 7.1
- TI-2023-23171 Double Free vulnerability in Nothings Stb Image.h v.2.28 allows a remote attacker to… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2025-3406 · CVE Program
- CVE-2025-3406 · NVD
- FIRST EPSS
- GHSA-7249-98jq-4p25 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-3406 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences