CVE-2013-4154

Published: Sep 30, 2013Modified: Apr 29, 2026

4.3

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability: 8.6 / Impact: 2.9

Source: NVD

Description

The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.

Affected (8)

Products: Redhat: Libvirt

1 product

Configuration A

8 vulnerable

Vulnerable Software	Affected Versions
Redhat Libvirt	Up to 1.1.0
Redhat Libvirt	Version 1.0.0
Redhat Libvirt	Version 1.0.1
Redhat Libvirt	Version 1.0.2
Redhat Libvirt	Version 1.0.3
Redhat Libvirt	Version 1.0.4
Redhat Libvirt	Version 1.0.5
Redhat Libvirt	Version 1.0.6

References (10)

http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=96518d4316b711c72205117f8d5c967d5127bbb6

Source: secalert@redhat.com

http://libvirt.org/news.html

Source: secalert@redhat.com

http://openwall.com/lists/oss-security/2013/07/19/12

Source: secalert@redhat.com

Patch

https://bugzilla.redhat.com/show_bug.cgi?id=984821

Source: secalert@redhat.com

Exploit

https://bugzilla.redhat.com/show_bug.cgi?id=986386

Source: secalert@redhat.com

Patch

http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=96518d4316b711c72205117f8d5c967d5127bbb6

Source: af854a3a-2127-422b-91ae-364da2661108

http://libvirt.org/news.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://openwall.com/lists/oss-security/2013/07/19/12

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://bugzilla.redhat.com/show_bug.cgi?id=984821

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit

https://bugzilla.redhat.com/show_bug.cgi?id=986386

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

Timeline

No history available yet.