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Date: Mon, 16 Dec 2019 11:33:02 +0530 (IST)
From: P J P <>
To: oss security list <>
Subject: CVE-2019-19332 Kernel: kvm: OOB memory write via


An out-of-bounds memory write issue was found in the way Linux kernel's KVM 
hypervisor handled 'KVM_GET_EMULATED_CPUID' ioctl(2) request to get cpuid 
features emulated by the KVM hypervisor. A user/process able to access 
'/dev/kvm' device could use this flaw to crash the system resulting in DoS 

It was found by Syzkaller

'CVE-2019-19332' was assigned by Red Hat Inc.

Thank you.
Prasad J Pandit / Red Hat Product Security Team
8685 545E B54C 486B C6EB 271E E285 8B5A F050 DE8D

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