CVE-2016-7421
First published: Sat Dec 10 2016(Updated: )
The pvscsi_ring_pop_req_descr function in hw/scsi/vmw_pvscsi.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit process IO loop to the ring size.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU KVM | <=2.7.1 | |
| Debian Debian Linux | =8.0 |
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Reference Links
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d251157ac1928191af851d199a9ff255d330bec9
- http://www.openwall.com/lists/oss-security/2016/09/16/3
- http://www.openwall.com/lists/oss-security/2016/09/16/9
- http://www.securityfocus.com/bid/92998
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03609.html
- https://security.gentoo.org/glsa/201609-01
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/remedy
- agent/references
- agent/weakness
- agent/author
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/qemu
- canonical/qemu kvm
- version/qemu kvm/2.7.1
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0