A vulnerability in Ollama versions <=0.3.14 allows a malicious user to create a customized gguf model file that can be uploaded to the public Ollama server. When the server processes this malicious model, it crashes, leading to a Denial of Service (DoS) attack. The root cause of the issue is an out-of-bounds read in the gguf.go file.
https://huntr.com/bounties/7b111d55-8215-4727-8807-c5ed4cf1bfbe
Published: 2025-03-20
Updated: 2025-05-13
Named Vulnerability: GO-2025-3558Named Vulnerability: GHSA-89qx-m49c-8crf
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.00817