Debian: New hashcash packages fix arbitrary code execution

    Date20 Jul 2006
    CategoryDebian
    4378
    Posted ByLinuxSecurity Advisories
    Andreas Seltenreich discovered a buffer overflow in hashcash, a postage payment scheme for email that is based on hash calculations, which could allow attackers to execute arbitrary code via specially crafted entries.
    - --------------------------------------------------------------------------
    Debian Security Advisory DSA 1114-1                    This email address is being protected from spambots. You need JavaScript enabled to view it.
    http://www.debian.org/security/                             Martin Schulze
    July 21st, 2006                         http://www.debian.org/security/faq
    - --------------------------------------------------------------------------
    
    Package        : hashcash
    Vulnerability  : buffer overflow
    Problem type   : local (remote)
    Debian-specific: no
    CVE ID         : CVE-2006-3251
    BugTraq ID     : 18659
    Debian Bug     : 376444
    
    Andreas Seltenreich discovered a buffer overflow in hashcash, a
    postage payment scheme for email that is based on hash calculations,
    which could allow attackers to execute arbitrary code via specially
    crafted entries.
    
    For the stable distribution (sarge) this problem has been fixed in
    version 1.17-1sarge1.
    
    For the unstable distribution (sid) this problem has been fixed in
    version 1.21-1.
    
    We recommend that you upgrade your hashcash 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 at the end of this advisory:
    
    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 3.1 alias sarge
    - --------------------------------
    
      Source archives:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.dsc
          Size/MD5 checksum:      571 0e6e1272eaec884fa66ae84e962f51cc
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.diff.gz
          Size/MD5 checksum:     3604 bb43fcc72e1c40cfd7e8a337902c7c89
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17.orig.tar.gz
          Size/MD5 checksum:   185522 9e5a8a35941c0cdccac93f41bd943593
    
      Alpha architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_alpha.deb
          Size/MD5 checksum:   168504 b0ee6dc37c1fbcc9d9084cecfbb9f5e6
    
      AMD64 architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_amd64.deb
          Size/MD5 checksum:   131586 34e12310aa9e4c8016df21af7c5ee4f0
    
      ARM architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_arm.deb
          Size/MD5 checksum:   129036 8ef6ad2e6f6ce729893381aa72a6af77
    
      Intel IA-32 architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_i386.deb
          Size/MD5 checksum:   125388 f478094512ce7fbcc0ea7f43c7942cda
    
      Intel IA-64 architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_ia64.deb
          Size/MD5 checksum:   180272 aa2465a8d3209bc7f60966c8077fba2f
    
      HP Precision architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_hppa.deb
          Size/MD5 checksum:   148194 2bf6d28a30e6f287b9f92ff7aad958db
    
      Motorola 680x0 architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_m68k.deb
          Size/MD5 checksum:   113598 09d1c3002b95945e66464de441bd6875
    
      Big endian MIPS architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mips.deb
          Size/MD5 checksum:   153776 fbd29b41912a027feec7cf0c10c858c9
    
      Little endian MIPS architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mipsel.deb
          Size/MD5 checksum:   153382 2d231cd9aecdd9751c0dc1981c77b652
    
      PowerPC architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_powerpc.deb
          Size/MD5 checksum:   140396 1e2bf003d9165dc91558d9a4109c48b3
    
      IBM S/390 architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_s390.deb
          Size/MD5 checksum:   139680 57adea417e98c12c7e1512b00e40148c
    
      Sun Sparc architecture:
    
        http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_sparc.deb
          Size/MD5 checksum:   156978 1fd5a5647dfb17bb223b783561f1e95e
    
    
      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
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