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Date: Thu, 7 Sep 2017 15:43:37 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: Thomas Garnier <>
Subject: CVE-2017-14167 Qemu: i386: multiboot OOB access while loading guest
 kernel image


Quick Emulator(Qemu) built with the PC System Emulator with multiboot feature 
support is vulnerable to an OOB r/w memory access issue. It could occur due to 
an integer overflow while loading a kernel image during a guest boot.

A user/process could use this flaw to potentially achieve arbitrary code 
execution on a host.

Upstream patch:


This issue was reported by Thomas Garnier of

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

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