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Date: Mon, 17 Jul 2017 13:14:43 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: Alex <>
Subject: CVE-2017-11334 Qemu: exec: oob access during dma operation


Qemu emulator built to use 'qemu_map_ram_ptr' to access guests' ram block area 
is vulnerable to a OOB r/w access issue. It could occur during a DMA 

A privileged user inside guest could use this flaw to crash the guest instance 
resulting in DoS.

Upstream patch:


This issue was reported by Mr Alex.

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

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