CVE-2025-1975: A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by
Summary
CVE-2025-1975 is a vulnerability in Ollama server version 0.5.11 that allows an attacker to crash the server through a Denial of Service attack by sending specially crafted requests to the /api/pull endpoint (the function that downloads AI models). The vulnerability stems from improper validation of array index access (CWE-129, which means the program doesn't properly check if it's trying to access memory locations that don't exist), which happens when a malicious user customizes manifest content and spoofs a service.
Vulnerability Details
EPSS: 0.2%
Classification
Taxonomy References
Affected Vendors
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Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-1975
First tracked: February 15, 2026 at 08:44 PM
Classified by LLM (prompt v3) · confidence: 85%