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ESB-2007.0494 -- [Linux][BSD] -- New unicon-imc2 packages fix buffer overflow

Date: 03 July 2007

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             AUSCERT External Security Bulletin Redistribution

                   ESB-2007.0494 -- [Linux][BSD][Debian]
               New unicon-imc2 packages fix buffer overflow
                                3 July 2007


        AusCERT Security Bulletin Summary

Product:              unicon-imc2
Publisher:            Debian
Operating System:     Debian GNU/Linux 4.0
                      BSD variants
                      Linux variants
Impact:               Execute Arbitrary Code/Commands
Access:               Existing Account
CVE Names:            CVE-2007-2835

Original Bulletin:

Comment: This advisory references vulnerabilities in products which run on
         platforms other than Debian. It is recommended that administrators
         running unicon-imc2 check for an updated version of the software for
         their operating system.

- --------------------------BEGIN INCLUDED TEXT--------------------

Hash: SHA1

- - ------------------------------------------------------------------------
Debian Security Advisory DSA-1328                                         Steve Kemp
July 01, 2007
- - ------------------------------------------------------------------------

Package        : unicon-imc2
Vulnerability  : buffer overflow
Problem type   : local
Debian-specific: no
CVE Id(s)      : CVE-2007-2835

Steve Kemp from the Debian Security Audit project discovered that
unicon-imc2, a Chinese input method library, makes unsafe use of
an environmental variable, which may be exploited to execute arbitary

For the stable distribution (etch) this problem has been fixed in
version 3.0.4-11etch1.

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

We recommend that you upgrade your unicon-imc2 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 4.0 alias etch
- - -------------------------------

Stable updates are available for alpha, amd64, arm, hppa, i386, ia64, mips, mipsel, powerpc, s390 and sparc.

Source archives:
    Size/MD5 checksum:    14966 c3a081d69f9f81055de331690bf85e70
    Size/MD5 checksum:  5704272 dfb8650debe038f85270b4ad60ad313b
    Size/MD5 checksum:      603 711b8ba2894e03f257f7d6a74f526563

alpha architecture (DEC Alpha)
    Size/MD5 checksum:  4376642 8cfd1066d51dc11862115179be4ce4e4

amd64 architecture (AMD x86_64 (AMD64))
    Size/MD5 checksum:  4362080 bad015c61850c9a4fe5d85edc77073fd

arm architecture (ARM)
    Size/MD5 checksum:  4152566 0d8b6a4a3bab316d49eea2211affea61

hppa architecture (HP PA RISC)
    Size/MD5 checksum:  4546634 dbdc37a0fb794ac2d806a1c960ff7c43

i386 architecture (Intel ia32)
    Size/MD5 checksum:  4153202 24ddede20e4b9ad3b15694275ad9d597

ia64 architecture (Intel ia64)
    Size/MD5 checksum:  4387184 c9494e9f38687b4cafb6b291942ddf6a

mipsel architecture (MIPS (Little Endian))
    Size/MD5 checksum:  4159956 05c58cfe2805a3cd5a20171943e241c4

powerpc architecture (PowerPC)
    Size/MD5 checksum:  4516520 cb01b1bbc9bf724b7c6e97231945a964

s390 architecture (IBM S/390)
    Size/MD5 checksum:  4544838 7c2e4aa746330e0d94417a7254f03714

sparc architecture (Sun SPARC/UltraSPARC)
    Size/MD5 checksum:  4501702 246893314e59799c4cabc3353fa8998f

  These files will probably be moved into the stable distribution on
  its next update.

- - ---------------------------------------------------------------------------------
For apt-get: deb stable/updates main
For dpkg-ftp: dists/stable/updates/main
Mailing list:
Package info: `apt-cache show <pkg>' and<pkg>
Version: GnuPG v1.4.6 (GNU/Linux)


- --------------------------END INCLUDED TEXT--------------------

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