{"id":"CVE-2013-1917","aliases":["DEBIAN-CVE-2013-1917","DSA-2662-1","EUVD-2013-1911","GHSA-mrjv-6f7h-m3rj","openSUSE-SU-2024:10196-1"],"status":"published","title":"Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when...","description":"Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.","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":"2026-11-09","score":0.00372,"percentile":0.31441,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2013-04-18T00:00:00Z","modified":"2026-09-01T20:03:15Z","fixes":[{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.1.4-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.1.4-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.1.4-3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.4-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.4-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.4-3"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.1-5.10"}]}],"versions":["4.0.1-2","4.0.1-4","4.0.1-5","4.0.1-5.1","4.0.1-5.2","4.0.1-5.3","4.0.1-5.4","4.0.1-5.5","4.0.1-5.6","4.0.1-5.7","4.0.1-5.8","4.0.1-5.9"],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.0_12-1.3"}]}],"bundled":124}],"products":[{"vendor":"xen","product":"xen"}],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://secunia.com/advisories/55082","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.securitytracker.com/id/1028455","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://security.gentoo.org/glsa/glsa-201309-24.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00049.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2013/04/18/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.debian.org/security/2012/dsa-2662","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104537.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-1917"},{"url":"https://github.com/advisories/GHSA-mrjv-6f7h-m3rj"},{"url":"https://security-tracker.debian.org/tracker/CVE-2013-1917","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2011-1898","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-0029","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-0217","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-2625","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3432","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3433","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4411","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4535","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4536","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4537","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4538","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-4544","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5510","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5511","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5513","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5514","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5515","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5525","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5634","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-6075","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2013-0151","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2013-0152","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2013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3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.","status":"published","published":"2013-05-13T23:00:00Z","modified":"2024-08-06T15:20:37.316Z","updated_at":"2026-11-02T14:34:58.534075Z"}],"euvd":[{"id":"EUVD-2013-1911","description":"Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.","status":"published","published":"2013-05-13T23:00:00Z","modified":"2024-08-06T15:20:37Z","updated_at":"2026-11-03T01:56:40.540333Z"}],"ghsa":[{"id":"GHSA-mrjv-6f7h-m3rj","title":"Xen 3.1 through 4.x, when running 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of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.","status":"published","published":"2013-05-13T23:55:01.757Z","modified":"2026-09-01T20:03:15.165082467Z","updated_at":"2026-11-02T15:45:25.514579Z"},{"id":"DSA-2662-1","title":"xen - several","status":"published","published":"2013-04-18T00:00:00Z","modified":"2026-03-09T01:22:45.778314Z","updated_at":"2026-11-02T15:46:15.489951Z"},{"id":"openSUSE-SU-2024:10196-1","title":"xen-4.7.0_12-1.3 on GA media","description":"These are all security issues fixed in the xen-4.7.0_12-1.3 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:39.408456Z","updated_at":"2026-11-02T16:58:33.135986Z"}]}}