VYPR
Unrated severityNVD Advisory· Published Nov 24, 2012· Updated Jun 16, 2026

CVE-2012-4538

CVE-2012-4538

Description

The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Xen/Xen4 versions
    cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*+ 3 more
    • 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:*:*:*:*:*:*:*
    • (no CPE)range: = 4.0, 4.1, 4.2

Patches

Vulnerability mechanics

References

21

News mentions

0

No linked articles in our index yet.