How severe is CVE-2012-5512?

CVE-2012-5512 has a CVSS 2.0 base score of 3.2, rated low severity.

Is CVE-2012-5512 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-5512?

CVE-2012-5512 affects Citrix Xenserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-5512?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-5512 published?

CVE-2012-5512 was published on 2012-12-13 and last updated on 2026-06-16.

CVE-2012-5512

CVE-2012-5512 is a low-severity vulnerability in Citrix Xenserver with a CVSS 2.0 base score of 3.2. 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-16.

Key facts

Severity: Low (CVSS 2.0 base score 3.2)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-16
Affected product: Citrix Xenserver
Published: 2012-12-13
Last modified: 2026-06-16

Description

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.

Frequently asked questions

What is CVE-2012-5512?: Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.
How severe is CVE-2012-5512?: CVE-2012-5512 has a CVSS 2.0 base score of 3.2, rated low severity.
Is CVE-2012-5512 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5512?: CVE-2012-5512 affects Citrix Xenserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-5512?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-5512 published?: CVE-2012-5512 was published on 2012-12-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:citrix:xenserver:4.1.0:*:*:*:*:*:*:*

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