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Bug 1373504 - (CVE-2016-7157) CVE-2016-7157 Qemu: scsi: mptsas: invalid memory access while building configuration pages
CVE-2016-7157 Qemu: scsi: mptsas: invalid memory access while building config...
Status: CLOSED CURRENTRELEASE
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20160831,reported=2...
: Security
Depends On: 1373505
Blocks: 1370223
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Reported: 2016-09-06 08:39 EDT by Prasad J Pandit
Modified: 2018-01-24 03:42 EST (History)
37 users (show)

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Last Closed: 2016-11-24 05:17:53 EST
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Description Prasad J Pandit 2016-09-06 08:39:22 EDT
Quick emulator(Qemu) built with the LSI SAS1068 Host Bus emulation support,
is vulnerable to an invalid memory access issue. It could occur while building
configuration page headers in 'mptsas_config_manufacturing_1'.

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

Upstream patch:
---------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg04295.html
  -> https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg04296.html

Reference:
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  -> http://www.openwall.com/lists/oss-security/2016/09/06/4
Comment 1 Prasad J Pandit 2016-09-06 08:39:56 EDT
Acknowledgments:

Name: Victor V (360.cn Marvel Team)
Comment 2 Prasad J Pandit 2016-09-06 08:40:58 EDT
Created qemu tracking bugs for this issue:

Affects: fedora-all [bug 1373505]

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