medium6.0
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 poin…
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Qemu | Qemu | through 2.7.1 |
| Opensuse | Leap | Version 42.2 |
| Redhat | Openstack | Versions 6.0, 7.0, 8, 9, 10, 11 |
| Redhat | Virtualization | Version 4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://www.openwall.com/lists/oss-security/2016/09/16/10
- http://www.openwall.com/lists/oss-security/2016/09/16/4
- http://www.securityfocus.com/bid/92996
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html
- https://security.gentoo.org/glsa/201609-01
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://www.openwall.com/lists/oss-security/2016/09/16/10
- http://www.openwall.com/lists/oss-security/2016/09/16/4
- http://www.securityfocus.com/bid/92996
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html
- https://security.gentoo.org/glsa/201609-01