Candidate: CVE-2014-7156 PublicDate: 2014-10-02 14:55:00 UTC References: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-7156 http://xenbits.xen.org/xsa/advisory-106.html Description: The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors. Ubuntu-Description: Notes: mdeslaur> 3.3+ Bugs: Priority: medium Discovered-by: Assigned-to: CVSS: Patches_xen-3.3: Tags_xen-3.3: universe-binary upstream_xen-3.3: ignored (reached end-of-life) lucid_xen-3.3: ignored (reached end-of-life) precise_xen-3.3: DNE trusty_xen-3.3: DNE trusty/esm_xen-3.3: DNE utopic_xen-3.3: DNE vivid_xen-3.3: DNE devel_xen-3.3: DNE Patches_xen: Tags_xen: universe-binary upstream_xen: needs-triage lucid_xen: DNE precise_xen: released (4.1.6.1-0ubuntu0.12.04.3) trusty_xen: released (4.4.0-0ubuntu5.2) trusty/esm_xen: DNE (trusty was released [4.4.0-0ubuntu5.2]) utopic_xen: released (4.4.0-0ubuntu8) vivid_xen: released (4.4.1-3ubuntu1) devel_xen: released (4.4.1-3ubuntu1)