GHSA-wrh5-cmwx-q2qr

Source

https://github.com/advisories/GHSA-wrh5-cmwx-q2qr

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-wrh5-cmwx-q2qr/GHSA-wrh5-cmwx-q2qr.json

JSON Data

https://api.test.osv.dev/v1/vulns/GHSA-wrh5-cmwx-q2qr

Aliases

Downstream

CGA (6)

MINI (2)

Published

2025-05-16T09:30:36Z

Modified

2026-07-17T21:11:41Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

Ollama Server Vulnerable to Denial of Service (DoS) Attack

Details

A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.

Database specific

{
    "cwe_ids":  [
        "CWE-129"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2025-05-17T15:10:13Z",
    "nvd_published_at":  "2025-05-16T09:15:17Z",
    "severity":  "HIGH"
}

References

Affected packages

Go / github.com/ollama/ollama

Package

Name: github.com/ollama/ollama; View open source insights on deps.dev
Purl: pkg:golang/github.com/ollama/ollama

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Last Affected

0.5.11

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-wrh5-cmwx-q2qr/GHSA-wrh5-cmwx-q2qr.json"