CVE-2013-6456
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 1.2.3-1 |
| debian | bullseye | fixed | 1.2.3-1 |
| debian | forky | fixed | 1.2.3-1 |
| debian | sid | fixed | 1.2.3-1 |
| debian | trixie | fixed | 1.2.3-1 |
| fedora | 20 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| 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 | |
| redhat | libvirt | 1.0.5.5 | |
| redhat | libvirt | 1.0.5.6 | |
| redhat | libvirt | 1.0.6 | |
| redhat | libvirt | 1.1.0 | |
| redhat | libvirt | 1.1.1 | |
| redhat | libvirt | 1.1.2 | |
| redhat | libvirt | 1.1.3 | |
| redhat | libvirt | 1.1.4 | |
| redhat | libvirt | 1.2.0 | |
| redhat | libvirt | 1.2.1 | |
References
- http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=5fc590ad9f4
- http://libvirt.org/news.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/129199.html
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00004.html
- http://secunia.com/advisories/56187
- http://secunia.com/advisories/56215
- http://secunia.com/advisories/60895
- http://security.gentoo.org/glsa/glsa-201412-04.xml
- http://security.libvirt.org/2013/0018.html
- http://www.securityfocus.com/bid/65743
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=732394
- https://bugzilla.redhat.com/show_bug.cgi?id=1045643
- https://security-tracker.debian.org/tracker/CVE-2013-6456
CWEs
CWE-59
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.