Unrated severityNVD Advisory· Published Jan 11, 2011· Updated Apr 29, 2026
CVE-2010-4247
CVE-2010-4247
Description
The 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.
Affected products
12cpe:2.3:a:citrix:xen:*:*:*:*:*:*:*:*+ 11 more
- cpe:2.3:a:citrix:xen:*:*:*:*:*:*:*:*range: <=3.3.2
- cpe:2.3:a:citrix:xen:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.3.1:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
13- www.openwall.com/lists/oss-security/2010/11/23/1nvdPatch
- www.openwall.com/lists/oss-security/2010/11/24/8nvdPatch
- xenbits.xensource.com/linux-2.6.18-xen.hgnvdPatch
- xenbits.xensource.com/linux-2.6.18-xen.hgnvdPatch
- bugzilla.redhat.com/show_bug.cginvdPatch
- secunia.com/advisories/35093nvdVendor Advisory
- secunia.com/advisories/42789nvd
- secunia.com/advisories/46397nvd
- www.redhat.com/support/errata/RHSA-2011-0004.htmlnvd
- www.securityfocus.com/archive/1/520102/100/0/threadednvd
- www.securityfocus.com/bid/45029nvd
- www.vmware.com/security/advisories/VMSA-2011-0012.htmlnvd
- www.vupen.com/english/advisories/2011/0024nvd
News mentions
0No linked articles in our index yet.