oss-security - CVE-2015-5279 Qemu: net: add checks to validate ring buffer pointers

Follow @Openwall on Twitter for new release announcements and other news

[<prev] [next>] [day] [month] [year] [list]

Date: Tue, 15 Sep 2015 18:52:12 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Qinghao Tang <luodalongde@...il.com>
Subject: CVE-2015-5279 Qemu: net: add checks to validate ring buffer
 pointers

   Hello,

Qemu emulator built with the NE2000 NIC emulation support is vulnerable to a 
heap buffer overflow issue. It could occur when receiving packets over the 
network.

A privileged user inside guest could use this flaw to crash the Qemu instance 
or potentially execute arbitrary code on the host.

Upstream fix:
-------------
   -> https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg03984.html

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

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.