{"cve":"CVE-2022-23091","nvd":{"published":"2024-02-15T06:15:45.147","modified":"2026-06-17T04:29:29.537","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":4.0},"cwes":["CWE-401"],"references":["https://security.freebsd.org/advisories/FreeBSD-SA-22:11.vm.asc","https://security.netapp.com/advisory/ntap-20240415-0008/","https://security.freebsd.org/advisories/FreeBSD-SA-22:11.vm.asc","https://security.netapp.com/advisory/ntap-20240415-0008/"],"products":["freebsd:freebsd"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2022-23091","score":0.00174,"percentile":0.06875,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}