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Message-ID: <20030307185940.45CFF11D320@juggernaut.guardiandigital.com>
Date: Fri, 7 Mar 2003 13:59:31 -0500 (EST)
From: EnGarde Secure Linux <security@...rdiandigital.com>
To: engarde-security@...rdiandigital.com, "" <bugtraq@...urityfocus.com>
Subject: [ESA-20030307-008] 'file' ELF parsing routine buffer overflow
vulnerability.
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| EnGarde Secure Linux Security Advisory March 7, 2003 |
| http://www.engardelinux.org/ ESA-20030307-008 |
| |
| Package: file |
| Summary: ELF parsing routine buffer overflow vulnerability. |
+------------------------------------------------------------------------+
EnGarde Secure Linux is a secure distribution of Linux that features
improved access control, host and network intrusion detection, Web
based secure remote management, e-commerce, and integrated open source
security tools.
OVERVIEW
- --------
There is a buffer overflow vulnerability in the 'file' command's ELF
parsing routines which can allow an attacker to exploit a victim by
tricking them into running 'file' on a specially crafted binary.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has
assigned the name CAN-2003-0102 to this issue.
SOLUTION
- --------
Users of the EnGarde Professional edition can use the Guardian Digital
Secure Network to update their systems automatically.
EnGarde Community users should upgrade to the most recent version
as outlined in this advisory. Updates may be obtained from:
ftp://ftp.engardelinux.org/pub/engarde/stable/updates/
http://ftp.engardelinux.org/pub/engarde/stable/updates/
Before upgrading the package, the machine must either:
a) be booted into a "standard" kernel; or
b) have LIDS disabled.
To disable LIDS, execute the command:
# /sbin/lidsadm -S -- -LIDS_GLOBAL
To install the updated package, execute the command:
# rpm -Uvh files
You must now update the LIDS configuration by executing the command:
# /usr/sbin/config_lids.pl
To re-enable LIDS (if it was disabled), execute the command:
# /sbin/lidsadm -S -- +LIDS_GLOBAL
To verify the signatures of the updated packages, execute the command:
# rpm -Kv files
UPDATED PACKAGES
- ----------------
These updated packages are for EnGarde Secure Linux Community
Edition.
Source Packages:
SRPMS/file-3.41-1.0.2.src.rpm
MD5 Sum: eda42700a8f5b7d2e43c1c5438d50fe9
Binary Packages:
i386/file-3.41-1.0.2.i386.rpm
MD5 Sum: 7287c5dceef0dbb64e1aaa03036024ea
i686/file-3.41-1.0.2.i686.rpm
MD5 Sum: 2b61a9cfbfe5934d7f56fdf23350c3b5
REFERENCES
- ----------
Guardian Digital's public key:
http://ftp.engardelinux.org/pub/engarde/ENGARDE-GPG-KEY
Security Contact: security@...rdiandigital.com
EnGarde Advisories: http://www.engardelinux.org/advisories.html
- --------------------------------------------------------------------------
$Id: ESA-20030307-008-file,v 1.1 2003/03/07 18:48:11 rwm Exp $
- --------------------------------------------------------------------------
Author: Ryan W. Maple <ryan@...rdiandigital.com>
Copyright 2003, Guardian Digital, Inc.
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Copyright(c) 2002 Guardian Digital, Inc. EnGardeLinux.org
------------------------------------------------------------------------
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