{"id":"CVE-2016-4440","state":"PUBLISHED","title":"arch/x86/kvm/vmx.c in the Linux kernel through 4.6.3 mishandles the APICv on/off state, which allows guest OS users to obtain direct APIC MSR access on the host OS, and consequentl","description":"arch/x86/kvm/vmx.c in the Linux kernel through 4.6.3 mishandles the APICv on/off state, which allows guest OS users to obtain direct APIC MSR access on the host OS, and consequently cause a denial of service (host OS crash) or possibly execute arbitrary code on the host OS, via x2APIC mode.","publishedAt":"2016-06-27T10:00:00.000Z","updatedAt":"2024-08-06T00:32:24.630Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1337806","http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3ce424e45411cf5a13105e0386b6ecf6eeb4f66f","http://www.openwall.com/lists/oss-security/2016/05/20/2","https://github.com/torvalds/linux/commit/3ce424e45411cf5a13105e0386b6ecf6eeb4f66f"],"weaknesses":[],"ingestedAt":"2026-10-29T19:42:43.384Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2016/4xxx/CVE-2016-4440.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2016-4440","state":"PUBLISHED","datePublished":"2016-06-27T10:00:00.000Z","dateUpdated":"2024-08-06T00:32:24.630Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2016-05-02T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"arch/x86/kvm/vmx.c in the Linux kernel through 4.6.3 mishandles the APICv on/off state, which allows guest OS users to obtain direct APIC MSR access on the host OS, and consequently cause a denial of service (host OS crash) or possibly execute arbitrary code on the host OS, via x2APIC mode."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1337806","tags":["x_refsource_CONFIRM"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3ce424e45411cf5a13105e0386b6ecf6eeb4f66f","tags":["x_refsource_CONFIRM"]},{"url":"http://www.openwall.com/lists/oss-security/2016/05/20/2","name":"[oss-security] 20160520 CVE-2016-4440 Kernel: kvm: vmx: incorrect state update leading to MSR access","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://github.com/torvalds/linux/commit/3ce424e45411cf5a13105e0386b6ecf6eeb4f66f","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2016-06-27T02:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2016-05-20T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1337806","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3ce424e45411cf5a13105e0386b6ecf6eeb4f66f","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2016/05/20/2","name":"[oss-security] 20160520 CVE-2016-4440 Kernel: kvm: vmx: incorrect state update leading to MSR access","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/3ce424e45411cf5a13105e0386b6ecf6eeb4f66f","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-06T00:32:24.630Z"}}]}}}