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Date: Fri, 2 Nov 2018 14:27:05 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: Li Qiang <>
Subject: CVE-2018-16847 QEMU: nvme: Out-of-bounds r/w buffer access in cmb


An OOB heap buffer r/w access issue was found in the NVM Express Controller 
emulation in QEMU.  It could occur in nvme_cmb_ops routines in nvme devices. A 
guest user/process could use this flaw to crash the QEMU process resulting in 
DoS or potentially run arbitrary code with privileges of the QEMU process.

Upstream patch:

This issue was found and reported by Li Qiang. 'CVE-2018-16847' assigned by 
Red Hat Inc.

Thank you.
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F

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