CVE-2012-5525

Severity

47%

Complexity

34%

Confidentiality

115%

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.

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 2.0 Base Score 4.7. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C).

Overview

First reported 12 years ago

2012-12-13 11:53:00

Last updated 7 years ago

2017-08-29 01:32:00

Affected Software

Xen 4.2.0

4.2.0

References

51397

Vendor Advisory

55082

GLSA-201309-24

[oss-security] 20121203 Xen Security Advisory 26 (CVE-2012-5510) - Grant table version switch list corruption vulnerability

88133

56805

xen-getpagefromgfn-dos(80480)

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