CVSS 3.1 Score 6.5 of 10 (medium)


Published Oct 21, 2023
Updated: Nov 4, 2023
CWE ID 787


CVE-2023-45675 is a vulnerability found in the stb_vorbis library, a single file MIT licensed library used for processing ogg vorbis files. This vulnerability arises from an out-of-bounds write issue that can be triggered by a crafted file. The root cause of the issue is a discrepancy in behavior when the f->alloc.alloc_buffer is pre-allocated. Instead of returning NULL as in the case of malloc, the pre-allocated buffer is shifted by zero and returned as currently available memory. Exploiting this vulnerability could potentially lead to code execution. The affected product is tJ8-vZ. The severity of this vulnerability is rated as MEDIUM with a base score of 6.5 according to CVSS version 3.1.

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