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Debian Linux Security Advisory 850-1

Debian Linux Security Advisory 850-1
Posted Oct 11, 2005
Authored by Debian | Site security.debian.org

Debian Security Advisory DSA 850-1 - Vade 79 discovered that the BGP dissector in tcpdump, a powerful tool for network monitoring and data acquisition, does not properly handle RT_ROUTING_INFO. A specially crafted BGP packet can cause a denial of service via an infinite loop.

tags | advisory, denial of service
systems | linux, debian
advisories | CVE-2005-1279
SHA-256 | b716a0216d41b50cc5f68bb67e93b561c086ebad388c352d5fcecd3f34b868e9

Debian Linux Security Advisory 850-1

Change Mirror Download
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Hash: SHA1

- --------------------------------------------------------------------------
Debian Security Advisory DSA 850-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
October 9th, 2005 http://www.debian.org/security/faq
- --------------------------------------------------------------------------

Package : tcpdump
Vulnerability : infinite loop
Problem type : remote
Debian-specific: no
CVE ID : CAN-2005-1279

"Vade 79" discovered that the BGP dissector in tcpdump, a powerful
tool for network monitoring and data acquisition, does not properly
handle RT_ROUTING_INFO. A specially crafted BGP packet can cause a
denial of service via an infinite loop.

For the old stable distribution (woody) this problem has been fixed in
version 3.6.2-2.9.

For the stable distribution (sarge) this problem has been fixed in
version 3.8.3-4.

For the unstable distribution (sid) this problem has been fixed in
version 3.8.3-4.

We recommend that you upgrade your tcpdump 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 GNU/Linux 3.0 alias woody
- --------------------------------

Source archives:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9.dsc
Size/MD5 checksum: 587 fac8be69ffc0fc9e98f720df652c3b8b
http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9.diff.gz
Size/MD5 checksum: 14189 09abe4d2c22c16aad175edf0e2d1e4a2
http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2.orig.tar.gz
Size/MD5 checksum: 380635 6bc8da35f9eed4e675bfdf04ce312248

Alpha architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_alpha.deb
Size/MD5 checksum: 214820 9c3c9a0fb94f149144f4379c0f9b4071

ARM architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_arm.deb
Size/MD5 checksum: 180762 bad61479d23cad44448f7fb91a9d6355

Intel IA-32 architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_i386.deb
Size/MD5 checksum: 170594 4f94b2909aed2bc2a308cf08d2d16208

Intel IA-64 architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_ia64.deb
Size/MD5 checksum: 253760 9c75cf903731d747f95a90b25f0a5de1

HP Precision architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_hppa.deb
Size/MD5 checksum: 196882 61d38516880cae6a195120d09e866430

Motorola 680x0 architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_m68k.deb
Size/MD5 checksum: 158494 a87ff72914ae89e87ad510993c162c8b

Big endian MIPS architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_mips.deb
Size/MD5 checksum: 189980 11df907857746a04ca58a8a71ff53242

Little endian MIPS architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_mipsel.deb
Size/MD5 checksum: 194374 6d8cf0ee59fc4da2b09dfde3cc1d74e8

PowerPC architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_powerpc.deb
Size/MD5 checksum: 178012 3ad9b8f3a9df2732329ad98e3c156018

IBM S/390 architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_s390.deb
Size/MD5 checksum: 175390 892a544d87e3de60b2888b77442334da

Sun Sparc architecture:

http://security.debian.org/pool/updates/main/t/tcpdump/tcpdump_3.6.2-2.9_sparc.deb
Size/MD5 checksum: 180826 0931640053a722312cd48ed47b2fbafd


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>

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