HIGH 8.8 NVD
CVE-2026-89266
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. Att
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.
References
- https://github.com/nothings/stb
- https://github.com/nothings/stb/blob/2c980bb59875b0d32144a71867fbdebb2f77cd20/stb_vorbis.c
- https://github.com/nothings/stb/blob/2c980bb59875b0d32144a71867fbdebb2f77cd20/stb_vorbis.c
- https://github.com/nothings/stb/issues/1928
- https://github.com/nothings/stb/issues/1933
This high severity vulnerability with a CVSS score of 8.8 was published on 2026-09-12 via NVD.
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