{"id":"CVE-2019-20428","aliases":["EUVD-2019-10976","GHSA-wc2r-5r95-vqwr"],"status":"published","title":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic...","description":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01821,"percentile":0.78897,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2020-01-27T04:20:43Z","modified":"2026-06-17T02:30:25Z","products":[{"vendor":"lustre","product":"lustre"}],"references":[{"url":"http://wiki.lustre.org/Lustre_2.12.3_Changelog","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://lustre.org/","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory"]},{"url":"https://jira.whamcloud.com/browse/LU-12603","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://review.whamcloud.com/#/c/36108/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20428"},{"url":"https://github.com/advisories/GHSA-wc2r-5r95-vqwr"}],"sources":{"cve":[{"id":"CVE-2019-20428","description":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.","status":"published","published":"2020-01-27T04:20:43Z","modified":"2024-08-05T02:39:09.987Z","updated_at":"2026-11-02T14:20:17.431882Z"}],"euvd":[{"id":"EUVD-2019-10976","description":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.","status":"published","published":"2020-01-27T04:20:43Z","modified":"2024-08-05T02:39:09Z","updated_at":"2026-11-03T02:40:22.238276Z"}],"ghsa":[{"id":"GHSA-wc2r-5r95-vqwr","title":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic...","description":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.","status":"published","published":"2022-05-24T17:07:28Z","modified":"2023-01-29T05:01:15Z","updated_at":"2026-11-02T14:44:46.468507Z"}],"nvd":[{"id":"CVE-2019-20428","description":"In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.","status":"published","published":"2020-01-27T05:15:12.187Z","modified":"2026-06-17T02:30:25.067Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:05:43.875329Z"}]}}