{"id":"CVE-2012-0218","aliases":["DEBIAN-CVE-2012-0218","DSA-2501-1","EUVD-2012-0254","GHSA-j3pq-42jm-m8p4"],"status":"published","title":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter...","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","severity":{"version":"2.0","score":1.9,"vector":"AV:L/AC:M/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00397,"percentile":0.34122,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2012-06-24T00:00:00Z","modified":"2026-10-23T17:47:28Z","fixes":[{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3~rc1+hg-20120614.a9c0a89c08f2-1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.1-5.2"}]}],"versions":["4.0.1-2","4.0.1-4","4.0.1-5","4.0.1-5.1"],"bundled":3}],"products":[{"vendor":"xen","product":"xen"}],"references":[{"url":"http://secunia.com/advisories/55082","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://security.gentoo.org/glsa/glsa-201309-24.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://www.debian.org/security/2012/dsa-2501","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://lists.xen.org/archives/html/xen-announce/2012-06/msg00003.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-0218"},{"url":"https://github.com/advisories/GHSA-j3pq-42jm-m8p4"},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-0218","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2012-0218","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2012-12-03T21:00:00Z","modified":"2024-08-06T18:16:19.768Z","updated_at":"2026-11-02T14:34:52.981189Z"}],"euvd":[{"id":"EUVD-2012-0254","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2012-12-03T21:00:00Z","modified":"2024-08-06T18:16:19Z","updated_at":"2026-11-03T01:56:22.151365Z"}],"ghsa":[{"id":"GHSA-j3pq-42jm-m8p4","title":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter...","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2022-05-04T00:28:50Z","modified":"2023-02-01T05:01:38Z","updated_at":"2026-11-02T14:49:45.314319Z"}],"nvd":[{"id":"CVE-2012-0218","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2012-12-03T21:55:01.44Z","modified":"2026-06-16T23:36:54.89Z","cvss":[{"version":"2.0","score":1.9,"vector":"AV:L/AC:M/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:02:16.958223Z"}],"osv":[{"id":"CVE-2012-0218","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2012-12-03T21:55:01Z","modified":"2026-04-10T03:42:11.144673Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2012-0218","description":"Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.","status":"published","published":"2012-12-03T21:55:01.44Z","modified":"2026-10-23T17:47:28.011038891Z","updated_at":"2026-11-02T15:45:24.92418Z"},{"id":"DSA-2501-1","title":"xen - several","status":"published","published":"2012-06-24T00:00:00Z","modified":"2026-03-09T01:19:53.414263Z","updated_at":"2026-11-02T15:46:15.489951Z"}]}}