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[Debian] Schwachstelle im Spiel mah-jong - DSA 503-1



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Liebe Kolleginnen und Kollegen,

soeben erreichte uns nachfolgende Warnung des Debian-Teams. Wir geben
diese Informationen unveraendert an Sie weiter.

CAN-2004-0458

  Im Spiel mah-jong ist eine Schwachstelle (Referenzierung eines Null
  Pointers) vorhanden, die ein entfernter Angreifer fuer einen Denial of
  Service Angriff auf den mah-jong Server ausnuzten kann.


Betroffen sind die folgenden Software Pakete und Plattformen:

  mah-jong vor Version 1.4-3 (woody)
  mah-jong vor Version 1.6.2-1 (sid)

Vom Hersteller werden ueberarbeitete Pakete zur Verfuegung gestellt.

(c) der deutschen Zusammenfassung bei DFN-CERT Services GmbH; die
Verbreitung, auch auszugsweise, ist nur unter Hinweis auf den Urheber,
DFN-CERT Services GmbH, und nur zu nicht kommerziellen Zwecken
gestattet.

Mit freundlichen Gruessen,


           Jan Kohlrausch, DFN-CERT

- --
Jan Kohlrausch (CSIRT), DFN-CERT Services GmbH
Web: https://www.dfn-cert.de/, Phone: +49-40-808077-555
PGP RSA/2048, A5DD03D1, A2 55 1C 51 0A 30 3E 78  5B 40 DA B7 14 F7 C9 E8


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Debian Security Advisory DSA 503-1                     security@xxxxxxxxxx
http://www.debian.org/security/                             Martin Schulze
May 13th, 2004                          http://www.debian.org/security/faq
- - --------------------------------------------------------------------------

Package        : mah-jong
Vulnerability  : missing argument check
Problem-Type   : remote
Debian-specific: no
CVE ID         : CAN-2004-0458

A problem has been discovered in mah-jong, a variant of the original
Mah-Jong game, that can be utilised to crash the game server after
dereferencing a NULL pointer.  This bug be exploited by any client
that connects to the mah-jong server.

For the stable distribution (woody) this problem has been fixed in
version 1.4-3.

For the unstable distribution (sid) this problem has been fixed in
version 1.6.2-1.

We recommend that you upgrade your mah-jong 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/m/mah-jong/mah-jong_1.4-3.dsc
      Size/MD5 checksum:      579 fbaaaa02b4da5b54980a857978953ad9
    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3.diff.gz
      Size/MD5 checksum:    24223 d80c110b7e32860173816378c9a0b668
    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4.orig.tar.gz
      Size/MD5 checksum:   259474 21cc99ddb9ae91cbe02b2119586f8860

  Alpha architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_alpha.deb
      Size/MD5 checksum:   311528 2c8c14d83e1488d49332ad1617a92d68

  ARM architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_arm.deb
      Size/MD5 checksum:   272438 7be6ba070c69a00507c6014ef4246cc6

  Intel IA-32 architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_i386.deb
      Size/MD5 checksum:   250086 a7ebbe382d8eb1328901092a6b2b3352

  Intel IA-64 architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_ia64.deb
      Size/MD5 checksum:   380046 2ca54902cb7e346c75472032c0d4d2f7

  HP Precision architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_hppa.deb
      Size/MD5 checksum:   286928 567894a21a4c911ec9b8287fd089c474

  Motorola 680x0 architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_m68k.deb
      Size/MD5 checksum:   234534 3e57a18a0a4081b300259e9dd82ab48b

  Big endian MIPS architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_mips.deb
      Size/MD5 checksum:   262024 65c7e3c93be2bd4ed8a8785d281828f3

  Little endian MIPS architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_mipsel.deb
      Size/MD5 checksum:   261836 523bf9927fd506d7d7eaeeb9a80ed8ba

  PowerPC architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_powerpc.deb
      Size/MD5 checksum:   271728 ac75e854e4d5b3dc8836d06a433f5d8f

  IBM S/390 architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_s390.deb
      Size/MD5 checksum:   246212 0560d3f71a4e98578d4dcf14811605a3

  Sun Sparc architecture:

    http://security.debian.org/pool/updates/main/m/mah-jong/mah-jong_1.4-3_sparc.deb
      Size/MD5 checksum:   269534 b3caab927da9daf5c01e81b3e70a7437


  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@xxxxxxxxxxxxxxxx
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>

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