CVE-2012-3498

CVE-2012-3498 is a medium-severity vulnerability in Citrix Xenserver with a CVSS 2.0 base score of 5.6. 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-20.

Key facts

Description

PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service (host crash) and possibly read hypervisor or guest memory via vectors related to a missing range check of map->index.

Frequently asked questions

What is CVE-2012-3498?
PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service (host crash) and possibly read hypervisor or guest memory via vectors related to a missing range check of map->index.
How severe is CVE-2012-3498?
CVE-2012-3498 has a CVSS 2.0 base score of 5.6, rated medium severity.
Is CVE-2012-3498 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3498?
CVE-2012-3498 primarily affects Citrix Xenserver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3498?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3498 published?
CVE-2012-3498 was published on 2012-11-23 and last updated on 2026-06-16.

References

Affected products (3)

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