Articles / Debian: New wv packages fix…

Debian: New wv packages fix arbitrary command execution

iDEFENSE discovered a buffer overflow in the wv library, used to convert and preview Microsoft Word documents. An attacker could create a specially crafted document that could lead wvHtml to execute arbitrary code on the victims machine. Fixed packages are available from security.debian.org.
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Debian Security Advisory DSA 550-1                     security@debian.org
http://www.debian.org/security/                             Martin Schulze
September 20th, 2004                    http://www.debian.org/security/faq
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Package        : wv
Vulnerability  : buffer overflow
Problem-Type   : remote
Debian-specific: no
CVE ID         : CAN-2004-0645
Debian Bug     : 264972

iDEFENSE discovered a buffer overflow in the wv library, used to
convert and preview Microsoft Word documents.  An attacker could
create a specially crafted document that could lead wvHtml to execute
arbitrary code on the victims machine.

For the stable distribution (woody) this problem has been fixed in
version 0.7.1+rvt-2woody3.

For the unstable distribution (sid) this problem will be fixed soon.

We recommend that you upgrade your wv 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/w/wv/wv_0.7.1+rvt-2woody3.dsc
      Size/MD5 checksum:      650 1bbf1297d1b18bc8d771f290d63a19e0
    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3.diff.gz
      Size/MD5 checksum:     7816 000dfe5f3d3b62531e41d883a99de99a
    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt.orig.tar.gz
      Size/MD5 checksum:  1247476 4a39527fc3c9ed55083d041f17bef239

  Alpha architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_alpha.deb
      Size/MD5 checksum:   796074 e8a3b9010649098ed74a5570171f58d5

  ARM architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_arm.deb
      Size/MD5 checksum:   618682 d2aa4cc2d736907f22ad03c21553298a

  Intel IA-32 architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_i386.deb
      Size/MD5 checksum:   573460 51cf806dcdc07591cdfe4db01ec74d00

  Intel IA-64 architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_ia64.deb
      Size/MD5 checksum:   928044 401df471ce429992c81d2bff896fe5c5

  HP Precision architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_hppa.deb
      Size/MD5 checksum:   662118 f7535a4046fbf400ca89093f87dfe109

  Motorola 680x0 architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_m68k.deb
      Size/MD5 checksum:   525394 b6141b212aa00861090361b8a98d867c

  Big endian MIPS architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_mips.deb
      Size/MD5 checksum:   660730 8dabdba8b633cb472d24b7ac83fa4dc4

  Little endian MIPS architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_mipsel.deb
      Size/MD5 checksum:   655008 e76915c57ce1fbfdac469466d80068fe

  PowerPC architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_powerpc.deb
      Size/MD5 checksum:   604140 46d405566b3b129595262bb54d797d1d

  IBM S/390 architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_s390.deb
      Size/MD5 checksum:   602280 b3bd40a1f0d22ca57def2f878f729f8d

  Sun Sparc architecture:

    http://security.debian.org/pool/updates/main/w/wv/wv_0.7.1+rvt-2woody3_sparc.deb
      Size/MD5 checksum:   606078 085dc28ddfe25102a4863dd67637a3c6


  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@lists.debian.org
Package info: `apt-cache show ' and http://packages.debian.org/

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