[ GLSA 200403-09 ] Buffer overflow in Midnight Commander

[Kurt Lieber]

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Gentoo Linux Security Advisory GLSA 200403-09
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http://security.gentoo.org
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Severity: High
Title: Buffer overflow in Midnight Commander
Date: March 29, 2004
Bugs: #45957
ID: 200403-09

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Synopsis
========

A remotely-exploitable buffer overflow in Midnight Commander allows
arbitrary code to be run on a user's computer

Background
==========

Midnight Commander is a visual file manager.

Affected packages
=================

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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
app-misc/mc <= 4.6.0-r4 >= 4.6.0-r5

Description
===========

A stack-based buffer overflow has been found in Midnight Commander's
virtual filesystem.

Impact
======

This overflow allows an attacker to run arbitrary code on the user's
computer during the symlink conversion process.

Workaround
==========

While a workaround is not currently known for this issue, all users are
advised to upgrade to the latest version of the affected package.

Resolution
==========

All users should upgrade to the current version of the affected
package:

# emerge sync

# emerge -pv ">=app-misc/mc-4.6.0-r5"
# emerge ">=app-misc/mc-4.6.0-r5"

References
==========

[ 1 ] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-1023

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
http://bugs.gentoo.org.


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