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[gentoo-announce] [ GLSA 201510-02 ] QEMU: Arbitrary code execution

Posted on 31 October 2015
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201510-02
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https://security.gentoo.org/
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Severity: Normal
Title: QEMU: Arbitrary code execution
Date: October 31, 2015
Bugs: #551752, #555680, #556050, #556052
ID: 201510-02

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Synopsis
========
A heap-based buffer overflow in QEMU could result in execution of
arbitrary code.

Background
==========
QEMU is a generic and open source machine emulator and virtualizer.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-emulation/qemu < 2.3.0-r4 >= 2.3.0-r4

Description
===========
Heap-based buffer overflow has been found in QEMU's PCNET controller.

Impact
======
A remote attacker could execute arbitrary code via a specially crafted
packets.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All QEMU users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/qemu-2.3.0-r4"

References
==========
[ 1 ] CVE-2015-3209
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3209
[ 2 ] CVE-2015-3214
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3214
[ 3 ] CVE-2015-5154
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5154
[ 4 ] CVE-2015-5158
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5158

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201510-02

Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======
Copyright 2015 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5


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