{"cve":"CVE-2024-36917","nvd":{"published":"2024-05-30T16:15:15.050","modified":"2026-06-17T07:37:21.497","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix overflow in blk_ioctl_discard()\n\nThere is no check for overflow of 'start + len' in blk_ioctl_discard().\nHung task occurs if submit an discard ioctl with the following param:\n  start = 0x80000000000ff000, len = 0x8000000000fff000;\nAdd the overflow validation now.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-190"],"references":["https://git.kernel.org/stable/c/22d24a544b0d49bbcbd61c8c0eaf77d3c9297155","https://git.kernel.org/stable/c/507d526a98c355e6f3fb2c47aacad44a69784bee","https://git.kernel.org/stable/c/8a26198186e97ee5fc4b42fde82629cff8c75cd6","https://git.kernel.org/stable/c/e1d38cde2b7b0fbd1c48082e7a98c37d750af59b","https://git.kernel.org/stable/c/22d24a544b0d49bbcbd61c8c0eaf77d3c9297155"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:51:20.603330631+00:00"},"epss":{"cve":"CVE-2024-36917","score":0.00225,"percentile":0.13216,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}