{"id":"CVE-2022-2327","revision":"a9663c0164a74ea89c6496803ab9a667","records":[{"revision":"a9663c0164a74ea89c6496803ab9a667","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-2327","aliases":[],"title":"Use-after-free in io_uring ad work_flags in Linux Kernel","description":"io_uring use work_flags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORING_OP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We recommend upgrading the kernel past commit df3f3bb5059d20ef094d6b2f0256c4bf4127a859","state":0,"publishedAt":"2022-07-22T00:00:00+00:00","modifiedAt":"2026-10-14T13:07:04.948+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux Kernel","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Linux Kernel\",\n                    \"product\": \"Linux Kernel\",\n                    \"versions\": [\n                        {\n                            \"version\": \"unspecified\",\n                            \"lessThan\": \"df3f3bb5059d20ef094d6b2f0256c4bf4127a859\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","score":7.5,"severity":"HIGH"}],"references":["https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=df3f3bb5059d20ef094d6b2f0256c4bf4127a859","https://kernel.dance/#df3f3bb5059d20ef094d6b2f0256c4bf4127a859","https://security.netapp.com/advisory/ntap-20230203-0009/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-2327","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-2327","identifiers":["CVE-2022-2327"]},"retained":false,"historicalAffected":[]}],"coverage":[]}