{"id":"CVE-2022-4127","state":"PUBLISHED","title":"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 ","description":"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.","publishedAt":"2022-11-28T00:00:00.000Z","updatedAt":"2025-04-14T18:08:33.221Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"redhat","products":["n/a Linux kernel (io_uring)"],"affected":[{"vendor":"n/a","product":"Linux kernel (io_uring)","versions":[{"version":"Fixed in 5.19","status":"affected"}]}],"references":["https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/","https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/4xxx/CVE-2022-4127.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-4127","state":"PUBLISHED","datePublished":"2022-11-28T00:00:00.000Z","dateUpdated":"2025-04-14T18:08:33.221Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-11-23T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"Linux kernel (io_uring)","versions":[{"version":"Fixed in 5.19","status":"affected"}]}],"references":[{"url":"https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/"},{"url":"https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","type":"CWE","lang":"en","description":"CWE-476"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2022-11-28T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/","tags":["x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T01:27:54.527Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-14T16:26:05.734132Z","id":"CVE-2022-4127","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-14T18:08:33.221Z"}}]}}}