CVE-2008-1952

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Summary

CVECVE-2008-1952
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2008-06-23 19:41:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest memory.

Risk And Classification

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

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

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Xensource Xen Para Virtualized Frame Buffer All All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
[Xen-devel] [PATCH] ioemu: Fix PVFB backend to limit frame buffe - Xen Source af854a3a-2127-422b-91ae-364da2661108 lists.xensource.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
xen-unstable.hg: log af854a3a-2127-422b-91ae-364da2661108 xenbits.xensource.com Patch
Red Hat update for xen - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
oss-security - [vendor-sec] New Xen ioemu: PVFB backend issue af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Patch
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Xen Para Virtualized Frame Buffer 'ioemu' Frontend Frame Buffer Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
rhn.redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Xen Hypervisor PVFB Validation Bug Lets Local Users Deny Service and May Let Local Users Gain Elevated Privileges - 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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