What is CVE-2013-0311?

CVE-2013-0311 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.5 out of 10. CVE-2013-0311 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-0311?

CVE-2013-0311 has a CVSS score of 6.5 out of 10, rated Medium severity. The vector string is AV:A/AC:H/Au:S/C:C/I:C/A:C.

Is there a patch available for CVE-2013-0311?

No patch is currently available for CVE-2013-0311. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2013-0311 actively exploited?

CVE-2013-0311 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2013-0311

Medium

The translate_desc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges.

Package Linux Kernel

Published 2013-02-22

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.5

out of 10

Medium

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

Availability

Vector string

AV:A/AC:H/Au:S/C:C/I:C/A:C

References

The following references provide additional information about CVE-2013-0311 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0496.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0579.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0882.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0928.html
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
Openwall
http://www.openwall.com/lists/oss-security/2013/02/20/6
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=912905
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bd97120fc3d1a11f3124c7c9ba1d91f51829eb85
Patch
Kernel patch commit
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.7.bz2
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/bd97120fc3d1a11f3124c7c9ba1d91f51829eb85
Patch

Details

CVE ID CVE-2013-0311

Severity Medium

CVSS score 6.5 / 10

CVSS version 2.0

Published 2013-02-22

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-0311?

CVE-2013-0311 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.5 out of 10 . CVE-2013-0311 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-0311?

CVE-2013-0311 has a CVSS score of 6.5 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:A/AC:H/Au:S/C:C/I:C/A:C.
Is there a patch available for CVE-2013-0311?

No patch is currently available for CVE-2013-0311. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2013-0311 actively exploited?

No — CVE-2013-0311 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.