CVE-2012-4538

Home/CVE/The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on

CVE

The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on

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.

MEDIUM · CVSS 4.9 EPSS 0.00054

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

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Weakness Classification

CWE-20Improper Input Validation

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Affected Products & Versions

xenall versions

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Scoring & Timeline

4.9

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Published to NVD24 Nov 2012 · 08:55 PM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10196-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html

http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html

Show all 21 references

http://lists.xen.org/archives/html/xen-announce/2012-11/msg00004.htmlVendor Advisory

http://osvdb.org/87306

http://secunia.com/advisories/51200

http://secunia.com/advisories/51324

http://secunia.com/advisories/51352

http://secunia.com/advisories/51413

http://secunia.com/advisories/51468

http://secunia.com/advisories/55082

http://security.gentoo.org/glsa/glsa-201309-24.xml

http://www.debian.org/security/2012/dsa-2582

http://www.openwall.com/lists/oss-security/2012/11/13/3

http://www.securityfocus.com/bid/56498

http://www.securitytracker.com/id?1027762

https://exchange.xforce.ibmcloud.com/vulnerabilities/80025

https://security.gentoo.org/glsa/201604-03

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