{"schema_version":"1.9.0","id":"CVE-2025-1975","published":"2025-05-16T08:25:57.177Z","modified":"2026-08-12T03:51:41.386808664Z","aliases":["GHSA-wrh5-cmwx-q2qr","GO-2025-3695"],"related":["CGA-63jp-hpjv-73mh","openSUSE-SU-2025:15159-1"],"summary":"Improper Validation of Array Index in ollama/ollama","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.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ollama/ollama","events":[{"introduced":"f8453e9d4a15f5f54b610993e8647d252cb65626"},{"last_affected":"f8453e9d4a15f5f54b610993e8647d252cb65626"}],"database_specific":{"cpe":"cpe:2.3:a:ollama:ollama:0.5.11:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.5.11"},{"last_affected":"0.5.11"}],"source":"CPE_STRING"}}],"versions":["0.5.11","v0.5.11"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-1975.json"}}],"references":[{"type":"WEB","url":"https://huntr.com/bounties/921ba5d4-f1d0-4c66-9764-4f72dffe7acd"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1975.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-1975"}],"database_specific":{"cna_assigner":"@huntr_ai","cwe_ids":["CWE-129"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1975.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}