{"id":"CVE-2022-4127","details":"A NULL pointer dereference issue was discovered in the Linux kernel in io_files_update_with_index_alloc. A local user could use this flaw to potentially crash the system causing a denial of service.","modified":"2026-08-12T03:51:12.209973750Z","published":"2022-11-28T00:00:00Z","database_specific":{"cna_assigner":"redhat","cwe_ids":["CWE-476"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4127.json"},"references":[{"type":"WEB","url":"https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4127.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4127"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"3d7cb6b04c3f3115719235cc6866b10326de34cd"},{"last_affected":"3d7cb6b04c3f3115719235cc6866b10326de34cd"}],"database_specific":{"extracted_events":[{"introduced":"Fixed in 5.19"},{"last_affected":"Fixed in 5.19"}],"source":"AFFECTED_FIELD"}}],"versions":["Fixed in 5.19","v5.19"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-4127.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}