Debian: xconq buffer overflow vulnerabilities

    Date30 Jul 2003
    Posted ByLinuxSecurity Advisories
    Steve Kemp discovered a buffer overflow in xconq, in processing theUSER environment variable. In the process of fixing this bug, asimilar problem was discovered with the DISPLAY environmentvariable.
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    Debian Security Advisory DSA 354-1                     This email address is being protected from spambots. You need JavaScript enabled to view it.                             Matt Zimmerman
    July 29th, 2003                
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    Package        : xconq
    Vulnerability  : buffer overflows
    Problem-Type   : local
    Debian-specific: no
    CVE Ids        : CAN-2003-0607
    Steve Kemp discovered a buffer overflow in xconq, in processing the
    USER environment variable.  In the process of fixing this bug, a
    similar problem was discovered with the DISPLAY environment
    variable.  This vulnerability could be exploited by a local attacker
    to gain gid 'games'.
    For the current stable distribution (woody) this problem has been fixed
    in version 7.4.1-2woody2.
    For the unstable distribution (sid) this problem will be fixed soon.
    Refer to Debian bug #202963.
    We recommend that you update your xconq 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:
          Size/MD5 checksum:      659 21842c8a96442ba3fb5339485c8bc83e
          Size/MD5 checksum:    36648 4ad0be0f65d303d85cd15c7b3a0ba2aa
          Size/MD5 checksum:  3401768 2b3eaa6ae341f64d32a4d8c361aa0456
      Architecture independent components:
          Size/MD5 checksum:  1243930 a5bf65b7a6f969cc6ea892dcb5561442
          Size/MD5 checksum:  1279490 6ad1a14bece922518105dc59e3dec3a2
      Alpha architecture:
          Size/MD5 checksum:   765484 901f3fa5491b5ca3cb6e9c6777d7d7fd
      ARM architecture:
          Size/MD5 checksum:   662772 40e6eebdbc310e9aa41f8d5fa703c42d
      Intel IA-32 architecture:
          Size/MD5 checksum:   591832 882d76656a399ff29d682926177eaf18
      Intel IA-64 architecture:
          Size/MD5 checksum:  1234652 15e58939c9fa6730791ae857432e30e5
      HP Precision architecture:
          Size/MD5 checksum:   647046 59f689429d17a95858157d71ebbabdfe
      Motorola 680x0 architecture:
          Size/MD5 checksum:   545314 4f792331fd5a376676e5992b6d7523ee
      Big endian MIPS architecture:
          Size/MD5 checksum:   693316 0e3a8eff3df06a5612d79f49a8a1eab7
      Little endian MIPS architecture:
          Size/MD5 checksum:   690160 03a263baebbcaef62ef0ccf329ccc874
      PowerPC architecture:
          Size/MD5 checksum:   585610 68313a2e1e5a5a1e8b66883894f296e9
      IBM S/390 architecture:
          Size/MD5 checksum:   587336 ef95a0305f193e14ebfcc086381a15f1
      Sun Sparc architecture:
          Size/MD5 checksum:   604292 632d2a38d285c3aea6ca240f9bd9329c
      These files will probably be moved into the stable distribution on
      its next revision.
    - ---------------------------------------------------------------------------------
    For apt-get: deb stable/updates main
    For dpkg-ftp: dists/stable/updates/main
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    Package info: `apt-cache show ' and
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