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CVE
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CVE-2012-5525Date: (C)2012-12-13   (M)2023-12-22


The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a crafted GFN that triggers a buffer over-read.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 4.7
Exploit Score: 3.4
Impact Score: 6.9
 
CVSS V2 Metrics:
Access Vector: LOCAL
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE
  
Reference:
SECUNIA-51397
SECUNIA-55082
BID-56805
OSVDB-88133
GLSA-201309-24
http://www.openwall.com/lists/oss-security/2012/12/03/6
xen-getpagefromgfn-dos(80480)

CPE    1
cpe:/o:xen:xen:4.2.0

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