Buffer overflow in Nothings Stb
CVE-2023-45678
stb_vorbis is a single file MIT licensed library for processing ogg vorbis files. A crafted file may trigger out of buffer write in `start_decoder` because at maximum `m->submaps` can be 16 but `submap_floor` and `submap_residue` are declared as arrays of 15 elements. This issue may lead to code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Nothings Stb — versions <= 1.22
- Nothings Stb Vorbis.c — versions 1.22
Weakness classification (CWE)
Public proof-of-concept exploits
References
- securitylab.github.com/advisories/GHSL-2023-145_GHSL-2023-151_stb_image_h/ (Third Party Advisory)
- github.com/nothings/stb/blob/5736b15f7ea0ffb08dd38af21067c314d6a3aae9/stb_vorbi… (Third Party Advisory)
- github.com/nothings/stb/blob/5736b15f7ea0ffb08dd38af21067c314d6a3aae9/stb_vorbi… (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-45678?
- CVE-2023-45678 is a medium-severity vulnerability in Nothings Stb, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2023-10-21.
- How severe is CVE-2023-45678?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-45678 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.