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Gentoo Linux Security Advisory GLSA 200508-09

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                                        http://security.gentoo.org/

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Severity: High
Title: bluez-utils: Bluetooth device name validation vulnerability
Date: August 17, 2005
Bugs: #101557
ID: 200508-09

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Synopsis

Improper validation of Bluetooth device names can lead to arbitrary
command execution.

Background

bluez-utils are the utilities for use with the BlueZ implementation of
the Bluetooth wireless standards for Linux.

Affected packages

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 Package                   /  Vulnerable  /             Unaffected
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1 net-wireless/bluez-utils < 2.19 >= 2.19

Description

The name of a Bluetooth device is improperly validated by the hcid
utility when a remote device attempts to pair itself with a computer.

Impact

An attacker could create a malicious device name on a Bluetooth device
resulting in arbitrary commands being executed as root upon attempting
to pair the device with the computer.

Workaround

There are no known workarounds at this time.

Resolution

All bluez-utils users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-wireless/bluez-utils-2.19"

References

[ 1 ] CAN-2005-2547
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2547
[ 2 ] bluez-utils ChangeLog

http://cvs.sourceforge.net/viewcvs.py/bluez/utils/ChangeLog?rev=1.28&amp;view=markup

Availability

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

http://security.gentoo.org/glsa/glsa-200508-09.xml

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
[email protected] or alternatively, you may file a bug at
http://bugs.gentoo.org.

License

Copyright 2005 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/2.0