ggml-org whisper.cpp 1.8.4-58 src/whisper.cpp log_mel_spectrogram out-of-bounds

Summaryinfo

A vulnerability was found in ggml-org whisper.cpp 1.8.4-58. It has been declared as problematic. Affected is the function log_mel_spectrogram of the file src/whisper.cpp. The manipulation results in out-of-bounds. This vulnerability is reported as CVE-2026-17512. The attack requires a local approach. Moreover, an exploit is present. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability classified as problematic has been found in ggml-org whisper.cpp 1.8.4-58. Affected is the function log_mel_spectrogram of the file src/whisper.cpp. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-17512. The exploitability is told to be easy. Local access is required to approach this attack. Technical details and a exploit are known.

It is declared as proof-of-concept. The pull request to fix this issue awaits acceptance.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• ggml-org

Name

• whisper.cpp

Version

• 1.8.4-58

Website

• Product: https://github.com/ggml-org/whisper.cpp/

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CPE 2.2info

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Submitinfo

Accepted

• Submit #798905: ggml-org whisper.cpp v1.8.4-58 Heap-based Buffer Overflow (by m00dy)

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