{"id":"CVE-2022-23091","state":"PUBLISHED","title":"Memory disclosure by stale virtual memory mapping","description":"A particular case of memory sharing is mishandled in the virtual memory system.  This is very similar to SA-21:08.vm, but with a different root cause.\n\nAn unprivileged local user process can maintain a mapping of a page after it is freed, allowing that process to read private data belonging to other processes or the kernel.","publishedAt":"2024-02-15T05:11:35.101Z","updatedAt":"2025-02-13T16:29:02.596Z","severity":{"score":4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"CISA-ADP"},"assigner":"freebsd","products":["FreeBSD FreeBSD"],"affected":[{"vendor":"FreeBSD","product":"FreeBSD","defaultStatus":"unknown","versions":[{"version":"13.1-RELEASE","status":"affected","lessThan":"p1","versionType":"release"},{"version":"13.0-RELEASE","status":"affected","lessThan":"p12","versionType":"release"},{"version":"12.3-RELEASE","status":"affected","lessThan":"p6","versionType":"release"}],"modules":["vm"]}],"references":["https://security.freebsd.org/advisories/FreeBSD-SA-22:11.vm.asc","https://security.netapp.com/advisory/ntap-20240415-0008/"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T19:49:40.939Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/23xxx/CVE-2022-23091.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-23091","state":"PUBLISHED","datePublished":"2024-02-15T05:11:35.101Z","dateUpdated":"2025-02-13T16:29:02.596Z","assignerShortName":"freebsd","assignerOrgId":"63664ac6-956c-4cba-a5d0-f46076e16109","dateReserved":"2022-01-10T22:07:46.042Z"},"containers":{"cna":{"title":"Memory disclosure by stale virtual memory mapping","descriptions":[{"lang":"en","value":"A particular case of memory sharing is mishandled in the virtual memory system.  This is very similar to SA-21:08.vm, but with a different root cause.\n\nAn unprivileged local user process can maintain a mapping of a page after it is freed, allowing that process to read private data belonging to other processes or the kernel."}],"affected":[{"vendor":"FreeBSD","product":"FreeBSD","defaultStatus":"unknown","versions":[{"version":"13.1-RELEASE","status":"affected","lessThan":"p1","versionType":"release"},{"version":"13.0-RELEASE","status":"affected","lessThan":"p12","versionType":"release"},{"version":"12.3-RELEASE","status":"affected","lessThan":"p6","versionType":"release"}],"modules":["vm"]}],"references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-22:11.vm.asc","tags":["vendor-advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240415-0008/"}],"providerMetadata":{"shortName":"freebsd","orgId":"63664ac6-956c-4cba-a5d0-f46076e16109","dateUpdated":"2024-04-15T15:06:18.061Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Mark Johnston"}],"datePublic":"2022-08-09T23:00:00.000Z","source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-02-15T16:28:20.765100Z","id":"CVE-2022-23091","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","type":"CWE","lang":"en","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-28T19:29:18.683Z"}},{"title":"CVE Program Container","references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-22:11.vm.asc","tags":["vendor-advisory","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20240415-0008/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T03:28:43.503Z"}}]}}}