{"cve":"CVE-2025-22068","nvd":{"published":"2025-04-16T15:16:01.000","modified":"2026-06-17T08:44:58.600","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nublk: make sure ubq->canceling is set when queue is frozen\n\nNow ublk driver depends on `ubq->canceling` for deciding if the request\ncan be dispatched via uring_cmd & io_uring_cmd_complete_in_task().\n\nOnce ubq->canceling is set, the uring_cmd can be done via ublk_cancel_cmd()\nand io_uring_cmd_done().\n\nSo set ubq->canceling when queue is frozen, this way makes sure that the\nflag can be observed from ublk_queue_rq() reliably, and avoids\nuse-after-free on uring_cmd.","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/5491400589e7572c2d2627ed6384302f7672aa1d","https://git.kernel.org/stable/c/7e3497d7dacb5aee69dd9be842b778083cae0e75","https://git.kernel.org/stable/c/8741d0737921ec1c03cf59aebf4d01400c2b461a","https://git.kernel.org/stable/c/9158359015f0eda00e521e35b7bc7ebce176aebf"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:11.054312287+00:00"},"epss":{"cve":"CVE-2025-22068","score":0.00207,"percentile":0.10771,"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."]}