Buffer overflow in Ggml-org Whisper.cpp

CVE-2026-17512

A vulnerability has been found in ggml-org whisper.cpp 1.8.4-58. This impacts the function log_mel_spectrogram of the file src/whisper.cpp. The manipulation leads to out-of-bounds read. The attack needs to be performed locally. The pull re…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17512?
CVE-2026-17512 is a low-severity vulnerability in Ggml-org Whisper.cpp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 3.3/10. Published 2026-07-27.
How severe is CVE-2026-17512?
Low severity. CVSS v3 base score is 3.3 out of 10.