CVE-2013-0311

CVE-2013-0311 is a medium-severity vulnerability in Redhat Enterprise Linux with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2013-0311?
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.
How severe is CVE-2013-0311?
CVE-2013-0311 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2013-0311 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0311?
CVE-2013-0311 primarily affects Redhat Enterprise Linux. In total, 162 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0311?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0311 published?
CVE-2013-0311 was published on 2013-02-22 and last updated on 2026-06-16.

References

Affected products (162)

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