CVE-2016-8910
First published: Mon Oct 24 2016(Updated: )
The rtl8139_cplus_transmit function in hw/net/rtl8139.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit the ring descriptor count.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU | <=2.7.1 | |
| Debian Linux | =8.0 | |
| SUSE Linux | =42.2 | |
| Red Hat OpenStack for IBM Power | =6.0 | |
| Red Hat OpenStack for IBM Power | =7.0 | |
| Red Hat OpenStack for IBM Power | =8 | |
| Red Hat OpenStack for IBM Power | =9 | |
| Red Hat OpenStack for IBM Power | =10 | |
| Red Hat OpenStack for IBM Power | =11 | |
| Red Hat Enterprise Virtualization | =4.0 | |
| Red Hat Enterprise Linux | =7.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://www.openwall.com/lists/oss-security/2016/10/24/2
- http://www.openwall.com/lists/oss-security/2016/10/24/5
- http://www.securityfocus.com/bid/93844
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg05495.html
- https://security.gentoo.org/glsa/201611-11
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1388048
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1388047
- https://bugzilla.redhat.com/show_bug.cgi?id=1388046
Frequently Asked Questions
What is the severity of CVE-2016-8910?
CVE-2016-8910 has been classified as a denial of service vulnerability that can lead to an infinite loop and high CPU consumption.
How do I fix CVE-2016-8910?
To fix CVE-2016-8910, update QEMU to a version above 2.7.1 or apply patches provided by your Linux distribution.
Which software is affected by CVE-2016-8910?
CVE-2016-8910 affects QEMU versions up to 2.7.1 and specific versions of Debian, openSUSE, and Red Hat OpenStack.
What are the potential consequences of CVE-2016-8910?
The potential consequences of CVE-2016-8910 include service disruption for guest operating systems due to high CPU usage.
Who can exploit CVE-2016-8910?
Local guest OS administrators can exploit CVE-2016-8910 by leveraging the failure to limit the ring descriptor count.
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2016-8910
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/qemu
- canonical/qemu
- version/qemu/2.7.1
- vendor/debian
- canonical/debian linux
- version/debian linux/8.0
- vendor/opensuse
- canonical/suse linux
- version/suse linux/42.2
- vendor/redhat
- canonical/red hat openstack for ibm power
- version/red hat openstack for ibm power/6.0
- version/red hat openstack for ibm power/7.0
- version/red hat openstack for ibm power/8
- version/red hat openstack for ibm power/9
- version/red hat openstack for ibm power/10
- version/red hat openstack for ibm power/11
- canonical/red hat enterprise virtualization
- version/red hat enterprise virtualization/4.0
- canonical/red hat enterprise linux
- version/red hat enterprise linux/7.0