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GHSA-wrh5-cmwx-q2qr

Ollama Server Vulnerable to Denial of Service (DoS) Attack

Source: GitHub Advisory Database (reviewed) High CVE-2025-1975

Packages

EcosystemPackageAffectedFixed in
Go github.com/ollama/ollama <= 0.5.11 no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

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.

References

External links from the advisory. They lead to third-party sites.