{"id":"CVE-2023-0386","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-0386","summary":null,"details":"A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.","published":"2023-03-22T00:00:00Z","modified":"2026-10-21T02:47:55.423962362Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.0788,"percentile":0.94384,"asOf":"2026-09-15"},"cisaKev":null,"exploitsKnown":17,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html"},{"type":"WEB","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-0386"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0386.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0386"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230420-0004/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5402"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:47:55.423962362Z"}}