High
stb_vorbis through 1.22 heap buffer overflow via codebook multiplicands
stb_vorbis through 1.22 contains a heap buffer overflow in start_decoder() where the codebook multiplicands allocation size is truncated from size_t to int. Attackers can craft a malicious Ogg Vorbis file with large entries and dimensions values to trigger out-of-bounds writes, causing process crashes or heap corruption.
Announced Source revision 1
Original source ↗CVE-2026-89266
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-89266
stb_vorbis
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/nothings/stb",
"vendor": "nothings",
"product": "stb_vorbis",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "1.22"
}
],
"packageURL": "pkg:github/nothings/stb",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-89266
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #1620 · Revision 1
- Added to Heist Feed
- Publisher date