Date: 04 December 2006
References: ESB-2006.0929
Click here for printable version
Click here for PGP verifiable version
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2006.0883 -- [UNIX/Linux][Debian]
New tar packages fix arbitrary file overwrite
4 December 2006
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: GNU tar
Publisher: Debian
Operating System: Debian GNU/Linux 3.1
UNIX variants (UNIX, Linux, OSX)
Impact: Overwrite Arbitrary Files
Access: Remote/Unauthenticated
CVE Names: CVE-2006-6097
Original Bulletin: http://www.debian.org/security/2006/dsa-1223
Comment: This advisory references vulnerabilities in products which run on
platforms other than Debian. It is recommended that administrators
running GNU tar check for an updated version of the software for
their operating system.
- --------------------------BEGIN INCLUDED TEXT--------------------
- -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
- - ------------------------------------------------------------------------
Debian Security Advisory DSA-1223-1 security@debian.org
http://www.debian.org/security/ Noah Meyerhans
December 01, 2006
- - ------------------------------------------------------------------------
Package : tar
Vulnerability : input validation error
Problem type : local
Debian-specific: no
CVE Id(s) : CVE-2006-6097
BugTraq ID : 21235
Debian Bug : 399845
Teemu Salmela discovered a vulnerability in GNU tar that could allow a
malicious user to overwrite arbitrary files by inducing the victim to
attempt to extract a specially crafted tar file containing a
GNUTYPE_NAMES record with a symbolic link.
For the stable distribution (sarge), this problem has been fixed in
version 1.14-2.3
For the unstable distribution (sid) and the forthcoming stable release
(etch), this problem will be fixed in version 1.16-2.
We recommend that you upgrade your tar package.
Upgrade instructions
- - --------------------
wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.
If you are using the apt-get package manager, use the line for
sources.list as given below:
apt-get update
will update the internal database
apt-get upgrade
will install corrected packages
You may use an automated update by adding the resources from the
footer to the proper configuration.
Debian 3.1 (stable)
- - -------------------
Stable updates are available for alpha, amd64, arm, hppa, i386, ia64, m68k, mips, mipsel, powerpc, s390 and sparc.
Source archives:
http://security.debian.org/pool/updates/main/t/tar/tar_1.14.orig.tar.gz
Size/MD5 checksum: 1485633 3094544702b1affa32d969f0b6459663
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3.diff.gz
Size/MD5 checksum: 51004 d6513454cbe12eec5908c2b41253f843
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3.dsc
Size/MD5 checksum: 554 85503d4264d7b39c7969051c3661fa96
alpha architecture (DEC Alpha)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_alpha.deb
Size/MD5 checksum: 520736 4b14a87c6e8b4dda327d802eddcf9af7
amd64 architecture (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_amd64.deb
Size/MD5 checksum: 503902 98a8169210eb273252a7997c726c4333
arm architecture (ARM)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_arm.deb
Size/MD5 checksum: 500266 49ef1817d4ee1753f66bd37be8f91455
hppa architecture (HP PA RISC)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_hppa.deb
Size/MD5 checksum: 517810 5f48745a747ee36c330d97f3bc5cc980
i386 architecture (Intel ia32)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_i386.deb
Size/MD5 checksum: 499560 c764b0894f6c3317a78124177cfed9fe
ia64 architecture (Intel ia64)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_ia64.deb
Size/MD5 checksum: 543432 0dc8b4d66a82d05d7b68f2dbee960791
m68k architecture (Motorola Mc680x0)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_m68k.deb
Size/MD5 checksum: 489058 381e468152e0a5a37113f412f13d85a7
mips architecture (MIPS (Big Endian))
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_mips.deb
Size/MD5 checksum: 520512 29bc4c6133bfeb259175fea45277a647
mipsel architecture (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_mipsel.deb
Size/MD5 checksum: 520258 ed3b0aadf8720c97a1df6334a90efe3c
powerpc architecture (PowerPC)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_powerpc.deb
Size/MD5 checksum: 506908 3a57a912dc159ee20d47ca1591a68619
s390 architecture (IBM S/390)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_s390.deb
Size/MD5 checksum: 511972 79cb92aaeee839c2d82efe743a8cea59
sparc architecture (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/t/tar/tar_1.14-2.3_sparc.deb
Size/MD5 checksum: 499698 d260b9f5db00b12414d6136c63e37202
These files will probably be moved into the stable distribution on
its next update.
- - ---------------------------------------------------------------------------------
For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>
- -----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.1 (GNU/Linux)
iD8DBQFFcFcbYrVLjBFATsMRAn5hAJ93K1jekZBwWNyIksJkhFoJjcFczwCdHu23
g3FxyAVvV5ABJFj/9m4O8iE=
=Es6i
- -----END PGP SIGNATURE-----
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
http://www.auscert.org.au/render.html?cid=1980
If you believe that your computer system has been compromised or attacked in
any way, we encourage you to let us know by completing the secure National IT
Incident Reporting Form at:
http://www.auscert.org.au/render.html?it=3192
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
iQCVAwUBRXN9Kyh9+71yA2DNAQLWKAP9H05GhibmJ4+kB7Lv6ZwBAlM9kkGrm1Hr
sme4/CeCyJef0Zl/pSdsDU5pGGMtjzF69fD8A3eMIa46SSEYYwqhg5Y9bNUyUHDa
RX+s9U+G0s2cvUhFl+M9C1lk9Fk7O7djiydoNWn0RNDaBZr66/b2azdGqAFfHu5W
y7AEDZBWLPY=
=Snr9
-----END PGP SIGNATURE-----
|