[USN-2404-1] libvirt vulnerabilities
marc.deslauriers at canonical.com
Tue Nov 11 16:55:09 UTC 2014
Ubuntu Security Notice USN-2404-1
November 11, 2014
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.10
- Ubuntu 14.04 LTS
Several security issues were fixed in libvirt.
- libvirt: Libvirt virtualization toolkit
Pavel Hrdina discovered that libvirt incorrectly handled locking when
processing the virConnectListAllDomains command. An attacker could use this
issue to cause libvirtd to hang, resulting in a denial of service.
Eric Blake discovered that libvirt incorrectly handled permissions when
processing the qemuDomainFormatXML command. An attacker with read-only
privileges could possibly use this to gain access to certain information
from the domain xml file. (CVE-2014-7823)
The problem can be corrected by updating your system to the following
Ubuntu 14.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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