CVE-2025-66959

high

Description

An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder

References

https://zero.shotlearni.ng/blog/cve-2025-66959panic-dos-via-unchecked-length-in-gguf-decoder-copy/

https://github.com/ollama/ollama/issues/9820

Details

Source: Mitre, NVD

Published: 2026-01-21

Updated: 2026-02-02

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00074