CVE-2010-4247
At a glance
- Source
- NVD
- EPSS
- EPSS 0.73 % · percentile 54 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
- http://secunia.com/advisories/42789
- http://www.vupen.com/english/advisories/2011/0024
- http://www.redhat.com/support/errata/RHSA-2011-0004.html
- http://www.securityfocus.com/bid/45029
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://secunia.com/advisories/46397
- http://secunia.com/advisories/35093
- https://bugzilla.redhat.com/show_bug.cgi?id=656206
- http://xenbits.xensource.com/linux-2.6.18-xen.hg?rev/77f831cbb91d
- http://www.openwall.com/lists/oss-security/2010/11/23/1
- http://xenbits.xensource.com/linux-2.6.18-xen.hg?rev/7070d34f251c
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.openwall.com/lists/oss-security/2010/11/24/8
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 2.0 | MEDIUM 5.5 | AV:A/AC:L/Au:S/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2010-4220
- GCVE · GCVE-0-2010-4247
CERT-FR advisories
- CERTA-2011-AVI-571 — Vulnérabilités dans VMWare ESX et ESXi · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:citrix:xen:*:*:*:*:*:*:*:*≤ 3.3.2cpe: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:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |