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Date: Wed,  8 Jun 2016 16:44:44 -0400 (EDT)
From: cve-assign@...re.org
To: ppandit@...hat.com
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com, liqiang6-s@....cn
Subject: Re: CVE Request Qemu: scsi: megasas: information leakage in megasas_ctrl_get_info

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> Quick Emulator(Qemu) built with the MegaRAID SAS 8708EM2 Host Bus Adapter
> emulation support is vulnerable to an information leakage issue. It could
> occur while processing MegaRAID Firmware Interface(MFI) command to read device
> control information in 'megasas_ctrl_get_info'.
> 
> A privileged user inside guest could use this flaw to leak host memory bytes.
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1343909
> https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg01969.html
> http://git.qemu.org/?p=qemu.git;a=commit;h=844864fbae66935951529408831c2f22367a57b6

>> While reading information via 'megasas_ctrl_get_info' routine,
>> a local bios version buffer isn't null terminated. Add the
>> terminating null byte to avoid any OOB access.

Use CVE-2016-5337.

- -- 
CVE Assignment Team
M/S M300, 202 Burlington Road, Bedford, MA 01730 USA
[ A PGP key is available for encrypted communications at
  http://cve.mitre.org/cve/request_id.html ]
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