{"id":"CVE-2016-7422","state":"PUBLISHED","title":"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 Q","description":"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.","publishedAt":"2016-12-10T00:00:00.000Z","updatedAt":"2024-08-06T01:57:47.613Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0","https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html","https://access.redhat.com/errata/RHSA-2017:2392","http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html","https://security.gentoo.org/glsa/201609-01","http://www.securityfocus.com/bid/92996","http://www.openwall.com/lists/oss-security/2016/09/16/10","http://www.openwall.com/lists/oss-security/2016/09/16/4","https://access.redhat.com/errata/RHSA-2017:2408"],"weaknesses":[],"ingestedAt":"2026-10-29T19:42:53.149Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2016/7xxx/CVE-2016-7422.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2016-7422","state":"PUBLISHED","datePublished":"2016-12-10T00:00:00.000Z","dateUpdated":"2024-08-06T01:57:47.613Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2016-09-09T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0","tags":["x_refsource_CONFIRM"]},{"url":"https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html","name":"[qemu-devel] 20160915 [PATCH] virtio: add check for descriptor's mapped address","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://access.redhat.com/errata/RHSA-2017:2392","name":"RHSA-2017:2392","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html","name":"openSUSE-SU-2016:3237","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"https://security.gentoo.org/glsa/201609-01","name":"GLSA-201609-01","tags":["vendor-advisory","x_refsource_GENTOO"]},{"url":"http://www.securityfocus.com/bid/92996","name":"92996","tags":["vdb-entry","x_refsource_BID"]},{"url":"http://www.openwall.com/lists/oss-security/2016/09/16/10","name":"[oss-security] 20160916 Re: CVE request Qemu: virtio: null pointer dereference in virtqueu_map_desc","tags":["mailing-list","x_refsource_MLIST"]},{"url":"http://www.openwall.com/lists/oss-security/2016/09/16/4","name":"[oss-security] 20160916 CVE request Qemu: virtio: null pointer dereference in virtqueu_map_desc","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://access.redhat.com/errata/RHSA-2017:2408","name":"RHSA-2017:2408","tags":["vendor-advisory","x_refsource_REDHAT"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2018-01-04T19:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2016-09-15T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html","name":"[qemu-devel] 20160915 [PATCH] virtio: add check for descriptor's mapped address","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:2392","name":"RHSA-2017:2392","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html","name":"openSUSE-SU-2016:3237","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://security.gentoo.org/glsa/201609-01","name":"GLSA-201609-01","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"http://www.securityfocus.com/bid/92996","name":"92996","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2016/09/16/10","name":"[oss-security] 20160916 Re: CVE request Qemu: virtio: null pointer dereference in virtqueu_map_desc","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2016/09/16/4","name":"[oss-security] 20160916 CVE request Qemu: virtio: null pointer dereference in virtqueu_map_desc","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:2408","name":"RHSA-2017:2408","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-06T01:57:47.613Z"}}]}}}