{"id":"CVE-2001-0268","aliases":["EUVD-2001-0268","GHSA-j745-h4hq-59r2"],"status":"published","title":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the...","description":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00589,"percentile":0.48413,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2001-05-03T04:00:00Z","modified":"2026-06-16T21:53:59Z","products":[{"vendor":"netbsd","product":"netbsd"},{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"http://archives.neohapsis.com/archives/linux/caldera/2001-q4/0014.html","tags":["vendor-advisory","x_refsource_CALDERA","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/netbsd/2001-q1/0093.html","tags":["vendor-advisory","x_refsource_NETBSD","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/358960","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6222","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/2739","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.openbsd.org/errata.html#userldt","tags":["vendor-advisory","x_refsource_OPENBSD","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2001-02/0353.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.osvdb.org/6141","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0268"},{"url":"https://github.com/advisories/GHSA-j745-h4hq-59r2"}],"sources":{"cve":[{"id":"CVE-2001-0268","description":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-08-08T04:14:07.154Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0268","description":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-08-08T04:14:07Z","updated_at":"2026-11-03T01:14:52.491684Z"}],"ghsa":[{"id":"GHSA-j745-h4hq-59r2","title":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the...","description":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.","status":"published","published":"2022-04-30T18:15:45Z","modified":"2023-01-30T05:05:24Z","updated_at":"2026-11-02T14:47:15.872717Z"}],"nvd":[{"id":"CVE-2001-0268","description":"The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.","status":"published","published":"2001-05-03T04:00:00Z","modified":"2026-06-16T21:53:59.82Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.041412Z"}]}}