{"id":"CVE-2024-21836","aliases":["EUVD-2024-19448","GHSA-fhv7-8956-mv3h"],"status":"published","title":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors...","description":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01338,"percentile":0.71641,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190","CWE-787"],"published":"2024-02-26T16:07:51Z","modified":"2026-06-17T07:10:15Z","products":[{"vendor":"ggerganov","product":"llama.cpp"},{"vendor":"ggml","product":"llama.cpp"},{"vendor":"ggml-org","product":"llama.cpp"},{"vendor":"llama.cpp","product":"llama.cpp"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2024-1915","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1915","tags":["Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21836"},{"url":"https://github.com/advisories/GHSA-fhv7-8956-mv3h"}],"sources":{"cve":[{"id":"CVE-2024-21836","description":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2024-02-26T16:07:51.418Z","modified":"2025-11-04T18:23:04.559Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:34:05.077718Z"}],"euvd":[{"id":"EUVD-2024-19448","description":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2024-02-26T16:07:51Z","modified":"2025-11-04T18:23:04Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:23.723839Z"}],"ghsa":[{"id":"GHSA-fhv7-8956-mv3h","title":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors...","description":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2024-02-26T18:30:30Z","modified":"2026-03-20T05:07:24Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-190","CWE-787"],"updated_at":"2026-11-02T15:06:44.064136Z"}],"nvd":[{"id":"CVE-2024-21836","description":"A heap-based buffer overflow vulnerability exists in the GGUF library header.n_tensors functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2024-02-26T16:27:55.99Z","modified":"2026-06-17T07:10:15.223Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-190","CWE-787"],"updated_at":"2026-11-02T14:09:38.473056Z"}]}}