CVE-2013-2212

CVE-2013-2212 is a medium-severity vulnerability in Xen with a CVSS 2.0 base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

The vmx_set_uc_mode function in Xen 3.3 through 4.3, when disabling caches, allows local HVM guests with access to memory mapped I/O regions to cause a denial of service (CPU consumption and possibly hypervisor or guest kernel panic) via a crafted GFN range.

Frequently asked questions

What is CVE-2013-2212?
The vmx_set_uc_mode function in Xen 3.3 through 4.3, when disabling caches, allows local HVM guests with access to memory mapped I/O regions to cause a denial of service (CPU consumption and possibly hypervisor or guest kernel panic) via a crafted GFN range.
How severe is CVE-2013-2212?
CVE-2013-2212 has a CVSS 2.0 base score of 5.7, rated medium severity.
Is CVE-2013-2212 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2212?
CVE-2013-2212 primarily affects Xen. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2212?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2212 published?
CVE-2013-2212 was published on 2013-08-28 and last updated on 2026-06-16.

References

Affected products (23)

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