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Cent OS: CVE-2012-5515: CESA-2013:0168 (kernel)

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Cent OS: CVE-2012-5515: CESA-2013:0168 (kernel)

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:C)
Published
12/13/2012
Created
07/25/2018
Added
12/01/2016
Modified
07/04/2017

Description

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-debug
  • centos-upgrade-kernel-debug-devel
  • centos-upgrade-kernel-devel
  • centos-upgrade-kernel-doc
  • centos-upgrade-kernel-headers
  • centos-upgrade-kernel-pae
  • centos-upgrade-kernel-pae-devel
  • centos-upgrade-kernel-xen
  • centos-upgrade-kernel-xen-devel

References

  • 56798
  • DSA-2582
  • GLSA-201309-24
  • CVE-2012-5515
  • SUSE-SU-2012:1606
  • SUSE-SU-2012:1615
  • SUSE-SU-2014:0446
  • SUSE-SU-2014:0470
  • xen-extentorder-dos(80479)
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