{"id":"CVE-2016-7422","details":"The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.","modified":"2026-04-11T12:02:56.667125Z","published":"2016-12-10T00:59:18.687Z","related":["SUSE-SU-2016:2879-1","openSUSE-SU-2024:11287-1"],"database_specific":{"unresolved_ranges":[{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"10"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"11"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"9"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"42.2"}]}]},"references":[{"type":"WEB","url":"http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/09/16/10"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/09/16/4"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/92996"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2392"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2408"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201609-01"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"0"},{"last_affected":"0d83fccb4fb3140d21feeb37ba069ba71029aaa7"},{"last_affected":"609d7596524ab204ccd71ef42c9eee4c7c338ea4"},{"last_affected":"823a3f11fb8f04c3c3cc0f95f968fef1bfc6534f"},{"last_affected":"131b9a05705636086699df15d4a6d328bb2585e8"}],"database_specific":{"source":"CPE_FIELD","cpe":["cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*","cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"0"},{"last_affected":"2.7.1"},{"last_affected":"6.0"},{"last_affected":"7.0"},{"last_affected":"4.0"}]}}],"versions":["v0.1.0","v0.1.1","v0.1.3","v0.1.4","v0.1.5","v0.1.6","v0.11.0-rc0","v0.12.0-rc0","v0.13.0-rc0","v0.14.0-rc0","v0.2.0","v0.3.0","v0.4.0","v0.4.1","v0.4.2","v0.4.3","v0.4.4","v0.5.0","v1.0","v1.0-rc0","v1.0-rc1","v1.0-rc2","v1.0-rc3","v1.0-rc4","v1.1-rc0","v1.1-rc1","v1.1-rc2","v1.1.0","v1.1.0-rc2","v1.1.0-rc3","v1.1.0-rc4","v1.2.0","v1.2.0-rc0","v1.2.0-rc1","v1.2.0-rc2","v1.2.0-rc3","v1.3.0","v1.3.0-rc0","v1.3.0-rc1","v1.3.0-rc2","v1.4.0","v1.4.0-rc0","v1.4.0-rc1","v1.4.0-rc2","v1.5.0","v1.5.0-rc0","v1.5.0-rc1","v1.5.0-rc2","v1.5.0-rc3","v1.6.0","v1.6.0-rc0","v1.6.0-rc1","v1.6.0-rc2","v1.6.0-rc3","v1.7.0","v1.7.0-rc0","v1.7.0-rc1","v1.7.0-rc2","v2.0.0","v2.0.0-rc0","v2.0.0-rc1","v2.0.0-rc2","v2.0.0-rc3","v2.1.0","v2.1.0-rc0","v2.1.0-rc1","v2.1.0-rc2","v2.1.0-rc3","v2.1.0-rc4","v2.1.0-rc5","v2.10.0","v2.10.0-rc0","v2.10.0-rc1","v2.10.0-rc2","v2.10.0-rc3","v2.10.0-rc4","v2.11.0","v2.11.0-rc0","v2.11.0-rc1","v2.11.0-rc2","v2.11.0-rc3","v2.11.0-rc4","v2.11.0-rc5","v2.12.0","v2.12.0-rc0","v2.12.0-rc1","v2.12.0-rc2","v2.12.0-rc3","v2.12.0-rc4","v2.2.0","v2.2.0-rc0","v2.2.0-rc1","v2.2.0-rc2","v2.2.0-rc3","v2.2.0-rc4","v2.2.0-rc5","v2.3.0","v2.3.0-rc0","v2.3.0-rc1","v2.3.0-rc2","v2.3.0-rc3","v2.3.0-rc4","v2.4.0","v2.4.0-rc0","v2.4.0-rc1","v2.4.0-rc2","v2.4.0-rc3","v2.4.0-rc4","v2.5.0","v2.5.0-rc0","v2.5.0-rc1","v2.5.0-rc2","v2.5.0-rc3","v2.5.0-rc4","v2.6.0","v2.6.0-rc0","v2.6.0-rc1","v2.6.0-rc2","v2.6.0-rc3","v2.6.0-rc4","v2.6.0-rc5","v2.7.0","v2.7.0-rc0","v2.7.0-rc1","v2.7.0-rc2","v2.7.0-rc3","v2.7.0-rc4","v2.7.0-rc5","v2.7.1","v2.8.0","v2.8.0-rc0","v2.8.0-rc1","v2.8.0-rc2","v2.8.0-rc3","v2.8.0-rc4","v2.9.0","v2.9.0-rc0","v2.9.0-rc1","v2.9.0-rc2","v2.9.0-rc3","v2.9.0-rc4","v2.9.0-rc5","v3.0.0","v3.0.0-rc0","v3.0.0-rc1","v3.0.0-rc2","v3.0.0-rc3","v3.0.0-rc4","v3.1.0","v3.1.0-rc0","v3.1.0-rc1","v3.1.0-rc2","v3.1.0-rc3","v3.1.0-rc4","v3.1.0-rc5","v4.0.0","v4.0.0-rc0","v4.0.0-rc1","v4.0.0-rc2","v4.0.0-rc3","v4.0.0-rc4","v4.1.0","v4.1.0-rc0","v4.1.0-rc1","v4.1.0-rc2","v4.1.0-rc3","v4.1.0-rc4","v4.1.0-rc5","v4.2.0","v4.2.0-rc0","v4.2.0-rc1","v4.2.0-rc2","v4.2.0-rc3","v4.2.0-rc4","v4.2.0-rc5","v5.0.0","v5.0.0-rc0","v5.0.0-rc1","v5.0.0-rc2","v5.0.0-rc3","v5.0.0-rc4","v5.1.0","v5.1.0-rc0","v5.1.0-rc1","v5.1.0-rc2","v5.1.0-rc3","v5.2.0","v5.2.0-rc0","v5.2.0-rc1","v5.2.0-rc2","v5.2.0-rc3","v5.2.0-rc4","v6.0.0","v6.0.0-rc0","v6.0.0-rc1","v6.0.0-rc2","v6.0.0-rc3","v6.0.0-rc4","v6.0.0-rc5","v6.1.0","v6.1.0-rc0","v6.1.0-rc1","v6.1.0-rc2","v6.1.0-rc3","v6.1.0-rc4","v6.2.0","v6.2.0-rc0","v6.2.0-rc1","v6.2.0-rc3","v6.2.0-rc4","v7.0.0","v7.0.0-rc0","v7.0.0-rc1","v7.0.0-rc2","v7.0.0-rc3","v7.0.0-rc4"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversio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