CVE-2026-5317
Nothings stb stb_vorbis.c start_decoder out-of-bounds write
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 2, 2026
- Updated
- Apr 2, 2026
- Reserved
- Apr 1, 2026
Description
A security flaw has been discovered in Nothings stb up to 1.22. This affects the function start_decoder of the file stb_vorbis.c. The manipulation results in out-of-bounds write. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
stbNothings |
|
References
- VDB-354649 | Nothings stb stb_vorbis.c start_decoder out-of-bounds writevdb-entrytechnical-description
- VDB-354649 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #780561 | nothings stb (stb_vorbis.c) ≤ 1.22 Out-of-bounds Write, Integer Overflowthird-party-advisory
- https://gist.github.com/d0razi/2ff8a0e812f74dd6fe7f2843931bb90cexploit
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