CVE-2010-4247

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Summary

CVECVE-2010-4247
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-01-11 03:00:04 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe do_block_io_op function in (1) drivers/xen/blkback/blkback.c and (2) drivers/xen/blktap/blktap.c in Xen before 3.4.0 for the Linux kernel 2.6.18, and possibly other versions, allows guest OS users to cause a denial of service (infinite loop and CPU consumption) via a large production request index to the blkback or blktap back-end drivers. NOTE: some of these details are obtained from third party information.

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
Application Citrix Xen 3.0.2 All All All
Application Citrix Xen 3.0.3 All All All
Application Citrix Xen 3.0.4 All All All
Application Citrix Xen 3.1.3 All All All
Application Citrix Xen 3.1.4 All All All
Application Citrix Xen 3.2.0 All All All
Application Citrix Xen 3.2.1 All All All
Application Citrix Xen 3.2.2 All All All
Application Citrix Xen 3.2.3 All All All
Application Citrix Xen 3.3.0 All All All
Application Citrix Xen 3.3.1 All All All
Application Citrix Xen All All All All
Operating System Linux Linux Kernel 2.6.18 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
oss-security - CVE request: xen: request-processing loop is unbounded in blkback af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Patch
656206 – (CVE-2010-4247) CVE-2010-4247 xen: request-processing loop is unbounded in blkback af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Patch
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Xen "hypervisor_callback()" Denial of Service - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
About Secunia Research | Flexera af854a3a-2127-422b-91ae-364da2661108 secunia.com
Red Hat update for kernel - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
VMSA-2011-0012.2 af854a3a-2127-422b-91ae-364da2661108 www.vmware.com
linux-2.6.18-xen.hg: log af854a3a-2127-422b-91ae-364da2661108 xenbits.xensource.com Patch
linux-2.6.18-xen.hg: log af854a3a-2127-422b-91ae-364da2661108 xenbits.xensource.com Patch
Xen 'drivers/xen/blkback/blkback.c' Local Denial Of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
oss-security - Re: CVE request: xen: request-processing loop is unbounded in blkback af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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