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Date: Wed, 22 May 2019 12:38:24 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Bugs SysSec <bugs-syssec@....de>
Subject: CVE-2019-12155 QEMU: qxl: null pointer dereference while releasing
spice resources
Hello,
A null pointer dereference issue was found the QXL VGA card emulator of QEMU.
It could occur while releasing resources allocated for a SPICE server thread
in interface_release_resources().
A guest user could use this flaw to crash the QEMU process resulting in DoS
scenario.
Upstream patch:
---------------
-> https://git.qemu.org/?p=qemu.git;a=commit;h=d52680fc932efb8a2f334cc6993e705ed1e31e99
This issue was reported by Sergej Schumilo, Cornelius Aschermann and Simon
Wrner of Ruhr University Bochum.
Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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