CVE-2013-4361

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Summary

CVECVE-2013-4361
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-10-01 17:55:03 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe fbld instruction emulation in Xen 3.3.x through 4.3.x does not use the correct variable for the source effective address, which allows local HVM guests to obtain hypervisor stack information by reading the values used by the instruction.

Risk And Classification

Primary CVSS: v2.0 2.1 from [email protected]

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

Problem Types: CWE-200 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen 3.3.0 All All All
Operating System Xen Xen 3.3.1 All All All
Operating System Xen Xen 3.3.2 All All All
Operating System Xen Xen 3.4.0 All All All
Operating System Xen Xen 3.4.1 All All All
Operating System Xen Xen 3.4.2 All All All
Operating System Xen Xen 3.4.3 All All All
Operating System Xen Xen 3.4.4 All All All
Operating System Xen Xen 4.0.0 All All All
Operating System Xen Xen 4.0.1 All All All
Operating System Xen Xen 4.0.2 All All All
Operating System Xen Xen 4.0.3 All All All
Operating System Xen Xen 4.0.4 All All All
Operating System Xen Xen 4.1.0 All All All
Operating System Xen Xen 4.1.1 All All All
Operating System Xen Xen 4.1.2 All All All
Operating System Xen Xen 4.1.3 All All All
Operating System Xen Xen 4.1.4 All All All
Operating System Xen Xen 4.1.5 All All All
Operating System Xen Xen 4.2.0 All All All
Operating System Xen Xen 4.2.1 All All All
Operating System Xen Xen 4.2.2 All All All
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
[security-announce] SUSE-SU-2014:0446-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
oss-security - Xen Security Advisory 66 (CVE-2013-4361) - Information leak through fbld instruction emulation af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Gentoo Linux Documentation -- Xen: Multiple Vunlerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
openSUSE-SU-2013:1636-1: moderate: xen: security and bugfix update to 4. af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Debian -- Security Information -- DSA-3006-1 xen af854a3a-2127-422b-91ae-364da2661108 www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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