CVE-2014-2986

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Summary

CVECVE-2014-2986
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-04-28 14:09:08 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen 4.4.x, when running on an ARM system, allows local guest users to cause a denial of service (NULL pointer dereference and host crash) via unspecified vectors.

Risk And Classification

Primary CVSS: v2.0 5.5 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen 4.4.0 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
Xen CVE-2014-2986 Remote Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
XSA-94 - Xen Security Advisories af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Patch, Vendor Advisory
oss-security - Re: Xen Security Advisory 94 - ARM hypervisor crash on guest interrupt controller access af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
oss-security - Xen Security Advisory 94 (CVE-2014-2986) - ARM hypervisor crash on guest interrupt controller access af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
oss-security - Xen Security Advisory 94 - ARM hypervisor crash on guest interrupt controller access af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Xen GIC Distributor Access Control Flaw Lets Local Users on the Guest Operating System Deny Service on the Host Operating System - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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