{"id":"CVE-2014-1642","aliases":["DEBIAN-CVE-2014-1642","EUVD-2014-1716","GHSA-gjr7-r3wr-cjpp"],"status":"published","title":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a...","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","severity":{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00444,"percentile":0.38866,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2014-01-26T11:00:00Z","modified":"2026-10-23T15:47:32Z","fixes":[{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.4.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.4.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.4.0-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1"}]}]}],"products":[{"vendor":"xen","product":"xen"}],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127607.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/90649","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/56557","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://security.gentoo.org/glsa/glsa-201407-03.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127580.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2014/01/23/4","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://osvdb.org/102406","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.securitytracker.com/id/1029679","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/65097","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://xenbits.xen.org/xsa/advisory-83.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-1642"},{"url":"https://github.com/advisories/GHSA-gjr7-r3wr-cjpp"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-1642","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-1642","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2014-01-26T11:00:00Z","modified":"2024-08-06T09:50:10.595Z","updated_at":"2026-11-02T14:33:46.310517Z"}],"euvd":[{"id":"EUVD-2014-1716","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2014-01-26T11:00:00Z","modified":"2024-08-06T09:50:10Z","updated_at":"2026-11-03T01:57:17.345507Z"}],"ghsa":[{"id":"GHSA-gjr7-r3wr-cjpp","title":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a...","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2022-05-14T04:01:03Z","modified":"2023-02-03T05:01:00Z","updated_at":"2026-11-02T14:52:53.87765Z"}],"nvd":[{"id":"CVE-2014-1642","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2014-01-26T16:58:11.62Z","modified":"2026-06-17T00:05:19.667Z","cvss":[{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:53.330367Z"}],"osv":[{"id":"CVE-2014-1642","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2014-01-26T16:58:11Z","modified":"2026-04-10T03:43:36.544041Z","updated_at":"2026-11-02T15:43:59.361892Z"},{"id":"DEBIAN-CVE-2014-1642","description":"The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.","status":"published","published":"2014-01-26T16:58:11.62Z","modified":"2026-10-23T15:47:32.295714058Z","updated_at":"2026-11-02T15:45:25.819707Z"}]}}