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.
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Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 11 Sep 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | stb_vorbis through 1.22 heap buffer overflow via codebook multiplicands | |
| First Time appeared |
Stb Vorbis Project
Stb Vorbis Project stb Vorbis |
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| Weaknesses | CWE-787 | |
| CPEs | cpe:2.3:a:stb_vorbis_project:stb_vorbis:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Stb Vorbis Project
Stb Vorbis Project stb Vorbis |
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| References |
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| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-09-11T23:23:26.509Z
Reserved: 2026-09-11T10:52:56.669Z
Link: CVE-2026-89266
No data.
Status : Received
Published: 2026-09-12T00:17:06.440
Modified: 2026-09-12T00:17:06.440
Link: CVE-2026-89266
No data.
OpenCVE Enrichment
Updated: 2026-09-12T01:30:06Z
Weaknesses