oss-security - CVE-2017-6000 Qemu: crypto: memory leakage in qcrypto_ivgen_essiv

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Message-ID: <alpine.LFD.2.20.1702161016040.1918@wniryva>
Date: Thu, 16 Feb 2017 10:17:54 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Li Qiang <liqiang6-s@....cn>
Subject: CVE-2017-6000 Qemu: crypto: memory leakage in
 qcrypto_ivgen_essiv_init

   Hello,

Quick Emulator(Qemu) built with the Crypto block IV generator - essiv support 
is vulnerable to a host memory leakage issue. It could occur while 
initialising the crypto device in 'qcrypto_ivgen_essiv_init'.

A guest user/process could use this flaw to leak host memory resulting in DoS.

Upstream patch:
---------------
   -> https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg00295.html

Reference:
----------
   -> https://bugzilla.redhat.com/show_bug.cgi?id=1422656

This issue was reported by Li Qiang of 360.cn Inc.

'CVE-2017-6000' assigned via -> https://cveform.mitre.org/

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

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