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

    Date11 Jul 2010
    CategoryDebian
    61
    Posted ByLinuxSecurity Advisories
    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.
    	
    http://www.debian.org/security/                         Raphael Geissert
    Jul 11, 2010                          http://www.debian.org/security/faq
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    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:
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4.dsc
        Size/MD5 checksum:     1038 46f176d6370f395b9166832d839f667c
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4.diff.gz
        Size/MD5 checksum:     9957 f83f0daa62de96ddd125a57e355997f7
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058.orig.tar.gz
        Size/MD5 checksum:   340741 c02fd740c55d5b3a7912f7584344103e
    
    alpha architecture (DEC Alpha)
    
      http://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))
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_amd64.deb
        Size/MD5 checksum:  1028912 73e5648afac01653d63993c78f814166
    
    arm architecture (ARM)
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_arm.deb
        Size/MD5 checksum:  1151388 a75400496739ef59b8f04369c11adae1
    
    armel architecture (ARM EABI)
    
      http://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)
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_hppa.deb
        Size/MD5 checksum:  1164930 833ebba997cafa8d98de64f02af58257
    
    i386 architecture (Intel ia32)
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_i386.deb
        Size/MD5 checksum:  1012740 8e9428972501db9a05d6f8012a1b58c2
    
    ia64 architecture (Intel ia64)
    
      http://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))
    
      http://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))
    
      http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny4_mipsel.deb
        Size/MD5 checksum:   907810 14096b5353a78f6966577c23773d218a
    
    powerpc architecture (PowerPC)
    
      http://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)
    
      http://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)
    
      http://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 http://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 http://packages.debian.org/
    
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