CVE-2016-7422

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*

Configuration 3 (hide)

OR 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:openstack:10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

History

12 Feb 2023, 23:25

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/security/cve/CVE-2016-7422', 'name': 'https://access.redhat.com/security/cve/CVE-2016-7422', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://bugzilla.redhat.com/show_bug.cgi?id=1376755', 'name': 'https://bugzilla.redhat.com/show_bug.cgi?id=1376755', 'tags': [], 'refsource': 'MISC'}
Summary CVE-2016-7422 Qemu: virtio: null pointer dereference in virtqueu_map_desc 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.

02 Feb 2023, 21:17

Type Values Removed Values Added
Summary 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. CVE-2016-7422 Qemu: virtio: null pointer dereference in virtqueu_map_desc
References
  • {'url': 'http://git.qemu.org/?p=qemu.git;a=commit;h=973e7170dddefb491a48df5cba33b2ae151013a0', 'name': 'http://git.qemu.org/?p=qemu.git;a=commit;h=973e7170dddefb491a48df5cba33b2ae151013a0', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • (MISC) http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2016-7422 -
  • (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1376755 -

04 Aug 2021, 17:15

Type Values Removed Values Added
CPE cpe:2.3:a:redhat:openstack:9.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:8.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:11.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*

Information

Published : 2016-12-10 00:59

Updated : 2023-12-10 12:01


NVD link : CVE-2016-7422

Mitre link : CVE-2016-7422

CVE.ORG link : CVE-2016-7422


JSON object : View

Products Affected

redhat

  • openstack
  • enterprise_linux
  • virtualization

opensuse

  • leap

qemu

  • qemu
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')