From: Avi Kivity <avi@redhat.com>
Date: Sun, 4 Oct 2009 14:45:13 +0000 (+0200)
Subject: KVM: Prevent overflow in KVM_GET_SUPPORTED_CPUID
X-Git-Tag: v2.6.32-rc4~55^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6a54435560efdab1a08f429a954df4d6c740bddf;p=pandora-kernel.git

KVM: Prevent overflow in KVM_GET_SUPPORTED_CPUID

The number of entries is multiplied by the entry size, which can
overflow on 32-bit hosts.  Bound the entry count instead.

Reported-by: David Wagner <daw@cs.berkeley.edu>
Cc: stable@kernel.org
Signed-off-by: Avi Kivity <avi@redhat.com>
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