oss-security - CVE request: Qemu: usb: ehci: memory leakage in ehci_init

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Message-ID: <alpine.LFD.2.20.1612070035380.7820@wniryva>
Date: Wed, 7 Dec 2016 00:46:26 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Li Qiang <liq3ea@...il.com>
Subject: CVE request: Qemu: usb: ehci: memory leakage in ehci_init_transfer

   Hello,

Quick Emulator(Qemu) built with the USB EHCI Emulation support is vulnerable 
to a memory leakage issue. It could occur while processing packet data in 
'ehci_init_transfer'.

A guest user/process could use this issue to leak host memory, resulting in 
DoS for a host.

Upstream patch:
---------------
   -> http://git.qemu.org/?p=qemu.git;a=commitdiff;h=791f97758e223de3290592d169f

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

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