CVE-2013-4356

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Summary

CVECVE-2013-4356
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-10-09 22:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionXen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).

Risk And Classification

Primary CVSS: v2.0 5.4 from [email protected]

AV:A/AC:M/Au:N/C:P/I:P/A:P

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:A/AC:M/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen 4.3.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Xen Security Advisory 64 (CVE-2013-4356) - Memory accessible by 64-bit PV guests under live migration af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Xen CVE-2013-4356 Local Memory Access Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Gentoo Linux Documentation -- Xen: Multiple Vunlerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Security Advisory SA54962 - Xen 64-bit PV Guest Live Migration Hypervisor Memory Access Weakness - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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