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CVE
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CVE-2014-1895Date: (C)2014-04-25   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 5.8
Exploit Score: 4.4
Impact Score: 7.8
 
CVSS V2 Metrics:
Access Vector: ADJACENT_NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality: PARTIAL
Integrity: NONE
Availability: COMPLETE
  
Reference:
GLSA-201407-03
SUSE-SU-2014:0373
http://www.openwall.com/lists/oss-security/2014/02/07/12
http://www.openwall.com/lists/oss-security/2014/02/10/6
http://xenbits.xen.org/xsa/advisory-85.html

CPE    6
cpe:/o:xen:xen:4.2.3
cpe:/o:xen:xen:4.2.2
cpe:/o:xen:xen:4.3.1
cpe:/o:xen:xen:4.2.1
...
CWE    1
CWE-189
OVAL    26
oval:org.secpod.oval:def:106460
oval:org.secpod.oval:def:106387
oval:org.secpod.oval:def:106450
oval:org.secpod.oval:def:106411
...

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