CVE-2016-7422 | BDVDB-2026-79574 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
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
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.