Upstream information

CVE-2014-1895 at MITRE

Description

Off-by-one error in the flask_security_avc_cachestats function in xsm/flask/flask_op.c in Xen 4.2.x and 4.3.x, when the maximum number of physical CPUs are in use, allows local users to cause a denial of service (host crash) or obtain sensitive information from hypervisor memory by leveraging a FLASK_AVC_CACHESTAT hypercall, which triggers a buffer over-read.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5.8
Vector AV:A/AC:M/Au:S/C:P/I:N/A:C
Access Vector Adjacent Network
Access Complexity Medium
Authentication Single
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Complete
SUSE Bugzilla entry: 860165 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 11 SP3
  • xen >= 4.2.4_02-0.7.1
  • xen-doc-html >= 4.2.4_02-0.7.1
  • xen-doc-pdf >= 4.2.4_02-0.7.1
  • xen-kmp-default >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-kmp-pae >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-libs >= 4.2.4_02-0.7.1
  • xen-libs-32bit >= 4.2.4_02-0.7.1
  • xen-tools >= 4.2.4_02-0.7.1
  • xen-tools-domU >= 4.2.4_02-0.7.1
 Patchnames:
sledsp3-xen-201402
SUSE Linux Enterprise Server 11 SP3
SUSE Linux Enterprise Server for SAP Applications 11 SP3
  • xen >= 4.2.4_02-0.7.1
  • xen-doc-html >= 4.2.4_02-0.7.1
  • xen-doc-pdf >= 4.2.4_02-0.7.1
  • xen-kmp-default >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-kmp-pae >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-libs >= 4.2.4_02-0.7.1
  • xen-libs-32bit >= 4.2.4_02-0.7.1
  • xen-tools >= 4.2.4_02-0.7.1
  • xen-tools-domU >= 4.2.4_02-0.7.1
 Patchnames:
slessp3-xen-201402
SUSE Linux Enterprise Software Development Kit 11 SP3
  • xen-devel >= 4.2.4_02-0.7.1
 Patchnames:
sdksp3-xen-201402
SUSE Linux Enterprise Software Development Kit 11 SP3
  • xen-devel >= 4.2.4_02-0.7.1
 Builds
SAT Patch Nr: 8973
SUSE Linux Enterprise Desktop 11 SP3
SUSE Linux Enterprise Server 11 SP3
  • xen-kmp-default >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-kmp-pae >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-libs >= 4.2.4_02-0.7.1
  • xen-tools-domU >= 4.2.4_02-0.7.1
 Builds
SAT Patch Nr: 8973
SUSE Linux Enterprise Desktop 11 SP3
SUSE Linux Enterprise Server 11 SP3
  • xen >= 4.2.4_02-0.7.1
  • xen-doc-html >= 4.2.4_02-0.7.1
  • xen-doc-pdf >= 4.2.4_02-0.7.1
  • xen-kmp-default >= 4.2.4_02_3.0.101_0.15-0.7.1
  • xen-libs >= 4.2.4_02-0.7.1
  • xen-libs-32bit >= 4.2.4_02-0.7.1
  • xen-tools >= 4.2.4_02-0.7.1
  • xen-tools-domU >= 4.2.4_02-0.7.1
 Builds
SAT Patch Nr: 8973
openSUSE 12.3
  • xen >= 4.2.4_02-1.26.2
  • xen-debugsource >= 4.2.4_02-1.26.2
  • xen-devel >= 4.2.4_02-1.26.2
  • xen-doc-html >= 4.2.4_02-1.26.2
  • xen-doc-pdf >= 4.2.4_02-1.26.2
  • xen-kmp-default >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-kmp-default-debuginfo >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-kmp-desktop >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-kmp-desktop-debuginfo >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-kmp-pae >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-kmp-pae-debuginfo >= 4.2.4_02_k3.7.10_1.28-1.26.2
  • xen-libs >= 4.2.4_02-1.26.2
  • xen-libs-32bit >= 4.2.4_02-1.26.2
  • xen-libs-debuginfo >= 4.2.4_02-1.26.2
  • xen-libs-debuginfo-32bit >= 4.2.4_02-1.26.2
  • xen-tools >= 4.2.4_02-1.26.2
  • xen-tools-debuginfo >= 4.2.4_02-1.26.2
  • xen-tools-domU >= 4.2.4_02-1.26.2
  • xen-tools-domU-debuginfo >= 4.2.4_02-1.26.2
 Patchnames:
openSUSE-2014-271

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SLED-10-SP3 xen Released
SLED-10-SP4 xen Released
SLES-10-SP3 xen Released
SLES-10-SP4 xen Released
SLES_LTSS-10-SP4 xen Released
SUSE Linux Enterprise Desktop 11 SP1 xen Released
SUSE Linux Enterprise Desktop 11 SP2 xen Released
SUSE Linux Enterprise Desktop 11 SP3 xen Released
SUSE Linux Enterprise Server 11 SP1 xen Released
SUSE Linux Enterprise Server 11 SP1 LTSS xen Released
SUSE Linux Enterprise Server 11 SP2 xen Released
SUSE Linux Enterprise Server 11 SP2 LTSS xen Released
SUSE Linux Enterprise Server 11 SP2 for VMware xen Released
SUSE Linux Enterprise Server 11 SP3 xen Released
SUSE Linux Enterprise Server for SAP Business All-in-One xen Released
SUSE Linux Enterprise Software Development Kit 11 SP1 xen Released
SUSE Linux Enterprise Software Development Kit 11 SP2 xen Released
SUSE Linux Enterprise Software Development Kit 11 SP3 xen Released