CVE-2014-1896

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Summary

CVECVE-2014-1896
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-04-01 06:35:53 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a "read or write past the end of the ring."

Risk And Classification

Primary CVSS: v2.0 4.9 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
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 4.2.3 All All All
Operating System Xen Xen 4.3.0 All All All
Operating System Xen Xen 4.3.1 All All All
Operating System Xen Xen 4.4.0 rc1 All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
oss-security - Xen Security Advisory 86 (CVE-2014-1896) - libvchan failure handling malicious ring indexes af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
XSA-86 - Xen Security Advisories af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Patch, Vendor Advisory
oss-security - Re: Xen Security Advisory 84 - integer overflow in several XSM/Flask hypercalls af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
[security-announce] SUSE-SU-2014:0373-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Gentoo Linux Documentation -- Xen: Multiple Vunlerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
xenbits.xen.org/xsa/xsa86.patch af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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