Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date: Mon, 23 May 2016 16:40:22 +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 request: Qemu: scsi: pvscsi: out-of-bounds access issue in
 pvsci_ring_init_msg/data routines

   Hello,

Quick Emulator(Qemu) built with the VMWARE PVSCSI paravirtual SCSI bus 
emulation support is vulnerable to an OOB r/w access issue. It could occur 
while processing SCSI commands 'PVSCSI_CMD_SETUP_RINGS' or 
'PVSCSI_CMD_SETUP_MSG_RING'.

A privileged user inside guest could use this flaw to crash the Qemu process 
resulting in DoS.

Upstream patch:
---------------
   -> https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html


This issue was discovered by Mr Li Qiang of 360.cn Inc.

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

Powered by blists - more mailing lists

Your e-mail address:

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.