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    Debian: DSA-2069-1: New znc packages fix denial of service

    Date
    135
    Posted By
    It was discovered that znc, an IRC bouncer, is vulnerable to denial of service attacks via a NULL pointer dereference when traffic statistics are requested while there is an unauthenticated connection.
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    Debian Security Advisory DSA-2069-1                  This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                         Raphael Geissert
    Jul 11, 2010                          https://www.debian.org/security/faq
    - ------------------------------------------------------------------------
    
    Package        : znc
    Vulnerability  : denial of service
    Problem type   : remote
    Debian-specific: no
    CVE Id(s)      : CVE-2010-2448
    Debian Bug     : 584929
    
    It was discovered that znc, an IRC bouncer, is vulnerable to denial
    of service attacks via a NULL pointer dereference when traffic
    statistics are requested while there is an unauthenticated connection.
    
    For the stable distribution (lenny), the problem has been fixed in
    version 0.058-2+lenny4.
    
    For the testing distribution (squeeze) and the unstable distribution (sid),
    the problem has been fixed in version 0.090-2.
    
    
    We recommend that you upgrade your znc 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 5.0 (stable) alias lenny
    - --------------------------------
    
    Stable updates are available for alpha, amd64, arm, armel, hppa, i386, ia64, 
    mips, mipsel, powerpc, s390 and sparc.
    
    Source archives:
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4.dsc
        Size/MD5 checksum:     1038 46f176d6370f395b9166832d839f667c
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4.diff.gz
        Size/MD5 checksum:     9957 f83f0daa62de96ddd125a57e355997f7
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058.orig.tar.gz
        Size/MD5 checksum:   340741 c02fd740c55d5b3a7912f7584344103e
    
    alpha architecture (DEC Alpha)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_alpha.deb
        Size/MD5 checksum:  1097004 aad70b861a881acc07b62fba1828a987
    
    amd64 architecture (AMD x86_64 (AMD64))
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_amd64.deb
        Size/MD5 checksum:  1028912 73e5648afac01653d63993c78f814166
    
    arm architecture (ARM)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_arm.deb
        Size/MD5 checksum:  1151388 a75400496739ef59b8f04369c11adae1
    
    armel architecture (ARM EABI)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_armel.deb
        Size/MD5 checksum:   964152 db8f9e2dd72860c5fc113cdf2d9ffa23
    
    hppa architecture (HP PA RISC)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_hppa.deb
        Size/MD5 checksum:  1164930 833ebba997cafa8d98de64f02af58257
    
    i386 architecture (Intel ia32)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_i386.deb
        Size/MD5 checksum:  1012740 8e9428972501db9a05d6f8012a1b58c2
    
    ia64 architecture (Intel ia64)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_ia64.deb
        Size/MD5 checksum:  1183340 5ec39e62dde31f9198db0f34ec12b95d
    
    mips architecture (MIPS (Big Endian))
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_mips.deb
        Size/MD5 checksum:   916252 c19f7c926422278d2fc29dc3999d837a
    
    mipsel architecture (MIPS (Little Endian))
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_mipsel.deb
        Size/MD5 checksum:   907810 14096b5353a78f6966577c23773d218a
    
    powerpc architecture (PowerPC)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_powerpc.deb
        Size/MD5 checksum:  1036902 dbd1e736e3fe1d8f5e9dddba22166279
    
    s390 architecture (IBM S/390)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_s390.deb
        Size/MD5 checksum:   972040 2ea3615c32521cd15cc5eae7516f85f8
    
    sparc architecture (Sun SPARC/UltraSPARC)
    
      https://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_sparc.deb
        Size/MD5 checksum:  1000438 8838f85e71e4d0057b21505c8fcb0b39
    
    
      These files will probably be moved into the stable distribution on
      its next update.
    
    - ---------------------------------------------------------------------------------
    For apt-get: deb https://security.debian.org/ stable/updates main
    For dpkg-ftp: ftp://security.debian.org/debian-security 
    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 https://packages.debian.org/
    

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