Medium severity6.0NVD Advisory· Published Dec 10, 2016· Updated Jun 17, 2026
CVE-2016-7422
CVE-2016-7422
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
15cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
- osv-coords5 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweedpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2
< 6.1.0-32.1+ 4 more
- (no CPE)range: < 6.1.0-32.1
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.6.2-31.2
Patches
Vulnerability mechanics
References
9- lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.htmlnvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlnvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/09/16/10nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/09/16/4nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/92996nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2017:2392nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:2408nvdThird Party Advisory
- security.gentoo.org/glsa/201609-01nvdThird Party Advisory
- git.qemu.orgnvd
News mentions
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