How severe is CVE-2012-6033?

CVE-2012-6033 has a CVSS 2.0 base score of 4.4, rated medium severity.

Is CVE-2012-6033 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6033?

CVE-2012-6033 primarily affects Xen. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6033?

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

When was CVE-2012-6033 published?

CVE-2012-6033 was published on 2012-11-23 and last updated on 2026-06-16.

CVE-2012-6033

CVE-2012-6033 is a medium-severity vulnerability in Xen with a CVSS 2.0 base score of 4.4. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.4)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Xen
Published: 2012-11-23
Last modified: 2026-06-16

Description

The do_tmem_control function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.

Frequently asked questions

What is CVE-2012-6033?: The do_tmem_control function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
How severe is CVE-2012-6033?: CVE-2012-6033 has a CVSS 2.0 base score of 4.4, rated medium severity.
Is CVE-2012-6033 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6033?: CVE-2012-6033 primarily affects Xen. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6033?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-6033 published?: CVE-2012-6033 was published on 2012-11-23 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*

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