{"id":"CVE-2023-1252","state":"PUBLISHED","title":"A use-after-free flaw was found in the Linux kernel’s Ext4 File System in how a user triggers several file operations simultaneously with the overlay FS usage. This flaw allows a l","description":"A use-after-free flaw was found in the Linux kernel’s Ext4 File System in how a user triggers several file operations simultaneously with the overlay FS usage. This flaw allows a local user to crash or potentially escalate their privileges on the system. Only if patch 9a2544037600 (\"ovl: fix use after free in struct ovl_aio_req\") not applied yet, the kernel could be affected.","publishedAt":"2023-03-23T00:00:00.000Z","updatedAt":"2025-04-23T16:23:30.792Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"redhat","products":["n/a Kernel"],"affected":[{"vendor":"n/a","product":"Kernel","versions":[{"version":"Linux kernel 5.16-rc1","status":"affected"}]}],"references":["https://lore.kernel.org/lkml/20211115165433.449951285%40linuxfoundation.org/","https://security.netapp.com/advisory/ntap-20230505-0005/"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/1xxx/CVE-2023-1252.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-1252","state":"PUBLISHED","datePublished":"2023-03-23T00:00:00.000Z","dateUpdated":"2025-04-23T16:23:30.792Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2023-03-07T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A use-after-free flaw was found in the Linux kernel’s Ext4 File System in how a user triggers several file operations simultaneously with the overlay FS usage. This flaw allows a local user to crash or potentially escalate their privileges on the system. Only if patch 9a2544037600 (\"ovl: fix use after free in struct ovl_aio_req\") not applied yet, the kernel could be affected."}],"affected":[{"vendor":"n/a","product":"Kernel","versions":[{"version":"Linux kernel 5.16-rc1","status":"affected"}]}],"references":[{"url":"https://lore.kernel.org/lkml/20211115165433.449951285%40linuxfoundation.org/"},{"url":"https://security.netapp.com/advisory/ntap-20230505-0005/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","type":"CWE","lang":"en","description":"CWE-416"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2023-05-05T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lore.kernel.org/lkml/20211115165433.449951285%40linuxfoundation.org/","tags":["x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20230505-0005/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T05:40:59.849Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-23T13:28:47.799798Z","id":"CVE-2023-1252","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-23T16:23:30.792Z"}}]}}}