CVE-2013-6456

NameCVE-2013-6456
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs732394

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvirt (PTS)buster5.0.0-4+deb10u1fixed
bullseye7.0.0-3+deb11u2fixed
bookworm9.0.0-4fixed
sid, trixie10.0.0-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsourcesqueeze(not affected)
libvirtsourcewheezy(not affected)
libvirtsource(unstable)1.2.3-1732394

Notes

[wheezy] - libvirt <not-affected> (Vulnerable code not present, introduced in v1.0.1)
[squeeze] - libvirt <not-affected> (Vulnerable code not present, introduced in v1.0.1)

Search for package or bug name: Reporting problems