{"items":[{"id":"NVI-00016260","kind":"vulnerability","title":"vLLM Tool Schema allows DoS via Malformed pattern and type Fields","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-vrq3-r879-7m65","CVE-2025-48944"],"plain_summary":"GitHub lists this reviewed advisory for vllm. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-29e38f4cf668e87fb3674a83396c36f1"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-17T16:14:34.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-58cbe8d0e9767be887df68499a1c459e"},{"kind":"CVSS","as_of":"2026-06-17T09:30:31.710Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-29e38f4cf668e87fb3674a83396c36f1"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-58cbe8d0e9767be887df68499a1c459e","url":"https://github.com/advisories/GHSA-vrq3-r879-7m65","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vrq3-r879-7m65","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T09:59:26.779Z"},{"id":"sr-29e38f4cf668e87fb3674a83396c36f1","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-48944","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2025-48944","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-06T15:14:01.664Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-58cbe8d0e9767be887df68499a1c459e"],"technology":"vllm","known_exclusions":[],"conditions_summary":"### Summary\nThe vLLM backend used with the /v1/chat/completions OpenAPI endpoint fails to validate unexpected or malformed input in the \"pattern\" and \"type\" fields when the tools functionality is invoked. These inputs are not validated before being compiled or parsed, causing a crash of the inference worker with a single request. The worker will remain down until it is restarted. \n\n### Details\nThe \"type\" field is expected to be one of: \"string\", \"number\", \"object\", \"boolean\", \"array\", or \"null\". Supplying any other value will cause the worker to crash with the following error:\n\nRuntimeError: [11:03:34] /project/cpp/json_schema_converter.cc:637: Unsupported type \"something_or_nothing\"\n\nThe \"pattern\" field undergoes Jinja2 rendering (I think) prior to being passed unsafely into the native regex compiler without validation or escaping. This allows malformed expressions to reach the underlying C++ regex engine, resulting in fatal errors.\n\nFor example, the following inputs will crash the worker:\n\nUnclosed {, [, or (\n\nClosed:{} and []\n\nHere are some of runtime errors on the crash depending on what gets injected:\n\nRuntimeError: [12:05:04] /project/cpp/regex_converter.cc:73: Regex parsing ","public_affected_ranges":[">= 0.8.0, < 0.9.0"]}],"null_published_at":"2026-11-07T18:43:12.078Z","source_updated_at":"2026-07-17T16:14:34.000Z","source_disclosed_at":"2025-05-28T19:42:32.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-04T09:59:26.779Z"},{"id":"NVI-00016260","kind":"vulnerability","title":"vLLM Tool Schema allows DoS via Malformed pattern and type Fields","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vrq3-r879-7m65","CVE-2025-48944"],"plain_summary":"GitHub lists this reviewed advisory for vllm. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-58cbe8d0e9767be887df68499a1c459e"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-17T16:14:34.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-58cbe8d0e9767be887df68499a1c459e"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-58cbe8d0e9767be887df68499a1c459e","url":"https://github.com/advisories/GHSA-vrq3-r879-7m65","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vrq3-r879-7m65","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T09:59:26.779Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-58cbe8d0e9767be887df68499a1c459e"],"technology":"vllm","known_exclusions":[],"conditions_summary":"### Summary\nThe vLLM backend used with the /v1/chat/completions OpenAPI endpoint fails to validate unexpected or malformed input in the \"pattern\" and \"type\" fields when the tools functionality is invoked. These inputs are not validated before being compiled or parsed, causing a crash of the inference worker with a single request. The worker will remain down until it is restarted. \n\n### Details\nThe \"type\" field is expected to be one of: \"string\", \"number\", \"object\", \"boolean\", \"array\", or \"null\". Supplying any other value will cause the worker to crash with the following error:\n\nRuntimeError: [11:03:34] /project/cpp/json_schema_converter.cc:637: Unsupported type \"something_or_nothing\"\n\nThe \"pattern\" field undergoes Jinja2 rendering (I think) prior to being passed unsafely into the native regex compiler without validation or escaping. This allows malformed expressions to reach the underlying C++ regex engine, resulting in fatal errors.\n\nFor example, the following inputs will crash the worker:\n\nUnclosed {, [, or (\n\nClosed:{} and []\n\nHere are some of runtime errors on the crash depending on what gets injected:\n\nRuntimeError: [12:05:04] /project/cpp/regex_converter.cc:73: Regex parsing ","public_affected_ranges":[">= 0.8.0, < 0.9.0"]}],"null_published_at":"2026-11-04T10:04:27.924Z","source_updated_at":"2026-07-17T16:14:34.000Z","source_disclosed_at":"2025-05-28T19:42:32.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-04T09:59:26.779Z"}],"next_cursor":null,"snapshot_revision":"42594"}