DSA 493-1: New xchat packages fix arbitrary code execution

New xchat packages has been released for Debian GNU/Linux

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Debian Security Advisory DSA 493-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
April 21st, 2004 http://www.debian.org/security/faq
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Package : xchat
Vulnerability : buffer overflow
Problem-Type : remote
Debian-specific: no
CVE ID : CAN-2004-0409
Debian Bug : 244184

A buffer overflow has been discovered in the Socks-5 proxy code of XChat, an IRC client for X similar to AmIRC. This allows an attacker to execute arbitrary code on the users' machine.

For the stable distribution (woody) this problem has been fixed in version 1.8.9-0woody3.

For the unstable distribution (sid) this problem has been fixed in version 2.0.8-1.

We recommend that you upgrade your xchat and related packages.

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/x/xchat/xchat_1.8.9-0woody3.dsc
Size/MD5 checksum: 877 80161873b2e115faa33cd38000645dce
http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3.diff.gz
Size/MD5 checksum: 18200 215990506f737d853b23911843a68b41
http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9.orig.tar.gz
Size/MD5 checksum: 1310151 05701f0c567ce1ece6577c69f146e6b3

Architecture independent components:

http://security.debian.org/pool/updates/main/x/xchat/xchat-common_1.8.9-0woody3_all.deb
Size/MD5 checksum: 598110 9a586950e3db6f9ebee14c9637d8d61a

Alpha architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_alpha.deb
Size/MD5 checksum: 223084 90b4e3be1d3ef7ec25231e72ebc1130b
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_alpha.deb
Size/MD5 checksum: 229794 d26d9de27c8567e3dffb483c5174df02
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_alpha.deb
Size/MD5 checksum: 122376 3d69e44fff6af517f8f166bb750b6c4a

ARM architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_arm.deb
Size/MD5 checksum: 179850 656145636a317c8ab847183ee68c3337
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_arm.deb
Size/MD5 checksum: 186350 d25c11fe60901dfdd128e46d5e3e88e1
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_arm.deb
Size/MD5 checksum: 92846 d207049438e8eaf61a342c69112addec

Intel IA-32 architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_i386.deb
Size/MD5 checksum: 168598 3a9cb05afb7a7e4c7c77d4979aa24470
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_i386.deb
Size/MD5 checksum: 174968 1bdf20e898c3ee9fd268c1207ed1901c
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_i386.deb
Size/MD5 checksum: 87394 8d11e3d2a13e73a5c3bc8d1f751244e9

Intel IA-64 architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_ia64.deb
Size/MD5 checksum: 289266 7322e0d408f74a9c68eb582db9828585
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_ia64.deb
Size/MD5 checksum: 297118 b70f1cc13747a01d96a266a7d08c00bc
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_ia64.deb
Size/MD5 checksum: 149788 96e423bd9ec333b9a2b106a4c870f8d5

HP Precision architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_hppa.deb
Size/MD5 checksum: 207100 71997ea804e37ab7fb6293db978b4ef2
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_hppa.deb
Size/MD5 checksum: 213642 d7987c5011d5bc3611e6464e918c401d
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_hppa.deb
Size/MD5 checksum: 107238 37c42b96721e8f3875a9cd0407c157cc

Motorola 680x0 architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_m68k.deb
Size/MD5 checksum: 157760 427f7bb644140e438f5df3768099753d
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_m68k.deb
Size/MD5 checksum: 165064 5447693913028bf26cf7a9c7182a78e2
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_m68k.deb
Size/MD5 checksum: 82208 6229d6b8e40e7ecdf4f98be89211cd55

Big endian MIPS architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_mips.deb
Size/MD5 checksum: 194996 2df78a22d4eb4c730bfe929f885f31eb
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_mips.deb
Size/MD5 checksum: 200876 eca41c98214dc3f8d99be1efe7edd73c
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_mips.deb
Size/MD5 checksum: 104438 20f57a03806e1b78d4cb2d2ba9551a13

Little endian MIPS architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_mipsel.deb
Size/MD5 checksum: 192936 9c93014ec994684379e884e27bcbf602
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_mipsel.deb
Size/MD5 checksum: 198400 f60a58cba1bb2f38c9c34a1bfd53a702
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_mipsel.deb
Size/MD5 checksum: 103356 2dffd5defbe8bc940eaf9bdace649182

PowerPC architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_powerpc.deb
Size/MD5 checksum: 184834 8ce64505fe3157d915a7240c0ab5e22a
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_powerpc.deb
Size/MD5 checksum: 191582 73971bd2a49f071c3ebeaee72832550d
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_powerpc.deb
Size/MD5 checksum: 98256 a3548189c57565b3c5c243870550a26f

IBM S/390 architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_s390.deb
Size/MD5 checksum: 182596 7ad31d7bef7cf4863f7e87f336ffe08a
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_s390.deb
Size/MD5 checksum: 189590 41cdf6dbb7906474fa757c5a490f05de
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_s390.deb
Size/MD5 checksum: 94964 ac501925c362d92b1d87fc712bdae944

Sun Sparc architecture:

http://security.debian.org/pool/updates/main/x/xchat/xchat_1.8.9-0woody3_sparc.deb
Size/MD5 checksum: 180672 1749044dd1a8e02232e086fc660d5654
http://security.debian.org/pool/updates/main/x/xchat/xchat-gnome_1.8.9-0woody3_sparc.deb
Size/MD5 checksum: 186952 00a868cd3c240165059d7aeed792ab20
http://security.debian.org/pool/updates/main/x/xchat/xchat-text_1.8.9-0woody3_sparc.deb
Size/MD5 checksum: 95146 d094ced15db96ad34b417f3213f31808


These files will probably be moved into the stable distribution on its next update.