CVE-2013-4311

medium

Published 2013-10-03 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

4.6

Description

libvirt 1.0.5.x before 1.0.5.6, 0.10.2.x before 0.10.2.8, and 0.9.12.x before 0.9.12.2 allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition in pkcheck via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.

Predictions

Exploit likelihood

20%

Patch ETA

—

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 with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`1.1.3~rc1-1`
debian	bullseye	fixed	`1.1.3~rc1-1`
debian	forky	fixed	`1.1.3~rc1-1`
debian	sid	fixed	`1.1.3~rc1-1`
debian	trixie	fixed	`1.1.3~rc1-1`
ubuntu	10.04	affected
ubuntu	12.04	affected
ubuntu	12.10	affected
ubuntu	13.04	affected
rhel	6.0	affected

Application impact

Vendor	Product	Versions
redhat	libvirt	`0.9.12`
redhat	libvirt	`0.10.2`
redhat	libvirt	`0.10.2.1`
redhat	libvirt	`0.10.2.2`
redhat	libvirt	`0.10.2.3`
redhat	libvirt	`0.10.2.4`
redhat	libvirt	`0.10.2.5`
redhat	libvirt	`0.10.2.6`
redhat	libvirt	`0.10.2.7`
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`

References

CWEs

CWE-264

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.