CVE-2013-6456

libvirt 1.0.1-1.2.1 - Local Privilege Escalation and Denial of Service via Symlink Attacks on /dev

Title source: llm
STIX 2.1

Description

The LXC driver (lxc/lxc_driver.c) in libvirt 1.0.1 through 1.2.1 allows local users to (1) delete arbitrary host devices via the virDomainDeviceDettach API and a symlink attack on /dev in the container; (2) create arbitrary nodes (mknod) via the virDomainDeviceAttach API and a symlink attack on /dev in the container; and cause a denial of service (shutdown or reboot host OS) via the (3) virDomainShutdown or (4) virDomainReboot API and a symlink attack on /dev/initctl in the container, related to "paths under /proc/$PID/root" and the virInitctlSetRunLevel function.

References (12)

Core 12
Core References
Various Sources x_refsource_confirm
http://libvirt.org/news.html
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/56187
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/60895
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-201412-04.xml
Mailing List vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2014-05/msg00004.html
Vendor Advisory x_refsource_confirm
http://security.libvirt.org/2013/0018.html
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1045643
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/129199.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/65743
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/56215

Scores

EPSS 0.0057
EPSS Percentile 42.7%

Details

CWE
CWE-59
Status published
Products (20)
fedoraproject/fedora 20
redhat/libvirt 1.0.1
redhat/libvirt 1.0.2
redhat/libvirt 1.0.3
redhat/libvirt 1.0.4
redhat/libvirt 1.0.5
redhat/libvirt 1.0.5.1
redhat/libvirt 1.0.5.2
redhat/libvirt 1.0.5.3
redhat/libvirt 1.0.5.4
... and 10 more
Published Apr 15, 2014
Tracked Since Feb 18, 2026