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CVE-2012-4538

The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the...

4.9 MediumFix available

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.

Exploit likelihood

0.44%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.9

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.

Record
CVE-2012-4538
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2012-4538
Updated
2026-11-02
EUVDEUVD-2012-4466 No score

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.

Record
EUVD-2012-4466
Updated
2026-11-03
GitHub AdvisoriesGHSA-j5g3-6543-2hjc No score

The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the...

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.

Record
GHSA-j5g3-6543-2hjc
Weakness
CWE-20
Updated
2026-11-02
OSV No score

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.

Record
CVE-2012-4538
Updated
2026-11-02
OSVDEBIAN-CVE-2012-4538 No score

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.

Record
DEBIAN-CVE-2012-4538
Updated
2026-11-02
OSVopenSUSE-SU-2024:10196-1 No score

xen-4.7.0_12-1.3 on GA media

These are all security issues fixed in the xen-4.7.0_12-1.3 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10196-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xen
Debian:12
 before 4.1.3-4
4.1.3-4
xen
Debian:13
 before 4.1.3-4
4.1.3-4
xen
Debian:14
 before 4.1.3-4
4.1.3-4
xen
Debian:6.0
 before 4.0.1-5.5, plus listed versions
4.0.1-24.0.1-44.0.1-54.0.1-5.14.0.1-5.24.0.1-5.34.0.1-5.4
4.0.1-5.5
xen
openSUSE:Tumbleweed
 before 4.7.0_12-1.3
4.7.0_12-1.3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-4538 is a medium vulnerability (CVSS 4.9) in Xen, published November 24, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in xen 4.1.3-4.

References

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