{"id":"CVE-2012-6333","aliases":["DEBIAN-CVE-2012-6333","DSA-2636-1","EUVD-2012-6188","GHSA-32g2-hc9h-69wc"],"status":"published","title":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to...","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","severity":{"version":"2.0","score":4.7,"vector":"AV:L/AC:M/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00395,"percentile":0.34013,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2012-12-13T11:00:00Z","modified":"2026-10-23T17:47:30Z","fixes":[{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.1.3-8"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.1.3-8"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.1.3-8"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3-8"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3-8"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.3-8"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.1-5.7"}]}],"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"],"bundled":6}],"products":[{"vendor":"xen","product":"xen"}],"references":[{"url":"http://secunia.com/advisories/55082","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2012/12/03/10","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/56796","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://support.citrix.com/article/CTX135777","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://security.gentoo.org/glsa/glsa-201309-24.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/51397","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/51486","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/51487","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.osvdb.org/88129","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80484","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-6333"},{"url":"https://github.com/advisories/GHSA-32g2-hc9h-69wc"},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-6333","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2012-6333","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2012-12-13T11:00:00Z","modified":"2024-08-06T21:28:39.433Z","updated_at":"2026-11-02T14:34:51.269982Z"}],"euvd":[{"id":"EUVD-2012-6188","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2012-12-13T11:00:00Z","modified":"2024-08-06T21:28:39Z","updated_at":"2026-11-03T01:56:02.968969Z"}],"ghsa":[{"id":"GHSA-32g2-hc9h-69wc","title":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to...","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2022-05-17T01:37:41Z","modified":"2023-02-03T05:04:51Z","updated_at":"2026-11-02T14:53:38.162905Z"}],"nvd":[{"id":"CVE-2012-6333","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2012-12-13T11:53:49.383Z","modified":"2026-06-16T23:48:00.767Z","cvss":[{"version":"2.0","score":4.7,"vector":"AV:L/AC:M/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:16.958223Z"}],"osv":[{"id":"CVE-2012-6333","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2012-12-13T11:53:49Z","modified":"2026-04-10T03:42:34.707127Z","updated_at":"2026-11-02T15:43:58.802805Z"},{"id":"DEBIAN-CVE-2012-6333","description":"Multiple HVM control operations in Xen 3.4 through 4.2 allow local HVM guest OS administrators to cause a denial of service (physical CPU consumption) via a large input.","status":"published","published":"2012-12-13T11:53:49.383Z","modified":"2026-10-23T17:47:30.980850141Z","updated_at":"2026-11-02T15:45:25.218101Z"},{"id":"DSA-2636-1","title":"xen - several","status":"published","published":"2013-03-01T00:00:00Z","modified":"2026-03-09T01:19:22.551175Z","updated_at":"2026-11-02T15:46:15.489951Z"}]}}