{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84286", "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "state": "PUBLISHED", "assignerShortName": "certcc", "dateReserved": "2026-09-01T15:47:57.172Z", "datePublished": "2026-10-12T17:01:16.032Z", "dateUpdated": "2026-10-12T17:14:02.436Z"}, "containers": {"cna": {"title": "OOB Read/Write via Negative Array Index in exllamav3_ext Kernel Table", "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."}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Turboderp-org", "product": "ExLlamaV3", "versions": [{"status": "affected", "version": "3"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-125 Out-of-bounds Read"}]}, {"descriptions": [{"lang": "en", "description": "CWE-787 Out-of-bounds Write"}]}, {"descriptions": [{"lang": "en", "description": "CWE-20 Improper Input Validation"}]}], "references": [{"url": "https://kb.cert.org/vuls/id/369611"}, {"url": "https://github.com/turboderp-org/exllamav3/pull/310"}], "x_generator": {"engine": "VINCE 3.0.50", "env": "prod", "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-84286"}, "providerMetadata": {"orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc", "dateUpdated": "2026-10-12T17:06:12.603Z"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.kb.cert.org/vuls/id/369611"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-10-12T17:14:02.436Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "ExLlamaV3", "vendor": "Turboderp-org", "versions": [{"status": "affected", "version": "3"}]}], "source": "cret@cert.org"}], "cveTags": [], "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."}], "id": "CVE-2026-84286", "lastModified": "2026-10-12T17:17:35.873", "metrics": {}, "published": "2026-10-12T17:17:35.873", "references": [{"source": "cret@cert.org", "url": "https://github.com/turboderp-org/exllamav3/pull/310"}, {"source": "cret@cert.org", "url": "https://kb.cert.org/vuls/id/369611"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Received"}

{}

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