{"cve":"CVE-2024-40956","nvd":{"published":"2024-07-12T13:15:17.760","modified":"2026-08-04T11:19:09.503","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list\n\nUse list_for_each_entry_safe() to allow iterating through the list and\ndeleting the entry in the iteration process. The descriptor is freed via\nidxd_desc_complete() and there's a slight chance may cause issue for\nthe list iterator when the descriptor is reused by another thread\nwithout it being deleted from the list.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/1b08bf5a17c66ab7dbb628df5344da53c8e7ab33","https://git.kernel.org/stable/c/83163667d881100a485b6c2daa30301b7f68d9b5","https://git.kernel.org/stable/c/a14968921486793f2a956086895c3793761309dd","https://git.kernel.org/stable/c/e3215deca4520773cd2b155bed164c12365149a7","https://git.kernel.org/stable/c/faa35db78b058a2ab6e074ee283f69fa398c36a8"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:42.518321223+00:00"},"epss":{"cve":"CVE-2024-40956","score":0.00268,"percentile":0.1898,"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."]}