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Date: Thu, 28 May 2020 10:32:53 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: "Ding, Ren" <>, "Zhao, Hanqing" <>
Subject: CVE-2020-13361 QEMU: es1370: OOB access due to incorrect frame count
 leads to DoS


An OOB access issue was found in the ES1370 audio device emulator of the QEMU. 
The issue occurs in 'audio_pcm_sw_read', while reading audio byte stream from 
a channel, if the channel frame count is set to a malicious value. A guest 
user/process may use this flaw to crash the QEMU process on the host resulting 
in DoS scenario.

Upstream patch:

This issue was reported by Ren Ding & Hanqing Zhao of SSLab Georgia Tech. 
'CVE-2020-13361' requested via ->

Thank you.
Prasad J Pandit / Red Hat Product Security Team
8685 545E B54C 486B C6EB 271E E285 8B5A F050 DE8D

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