CVE-2026-84286

{"id": "CVE-2026-84286", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84286", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-10-19T11:04:41.538596Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "cret@cert.org", "affectedData": [{"vendor": "Turboderp-org", "product": "ExLlamaV3", "versions": [{"status": "affected", "version": "3"}]}]}], "published": "2026-10-12T17:17:35.873", "references": [{"url": "https://github.com/turboderp-org/exllamav3/pull/310", "source": "cret@cert.org"}, {"url": "https://kb.cert.org/vuls/id/369611", "source": "cret@cert.org"}, {"url": "https://www.kb.cert.org/vuls/id/369611", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "ExLlamaV3\u2019s EXL3 loader uses an untrusted, model-supplied index to select a CUDA kernel without first verifying that the index is within bounds. A malicious model can force the code to read and invoke an out\u2011of\u2011range function pointer, resulting in a reproducible crash. Under specific conditions involving certain host memory layouts, it may be possible for an attacker to exploit this vulnerability to achieve controlled indirect kernel dispatch during model load."}], "lastModified": "2026-10-19T12:17:10.860", "sourceIdentifier": "cret@cert.org"}