Debian: New rt2570 packages fix arbitrary code execution
Posted by Benjamin D. Thomas   
Debian It was discovered that an integer overflow in the "Probe Request" packet parser of the Ralinktech wireless drivers might lead to remote denial of service or the execution of arbitrary code.
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Debian Security Advisory DSA-1714-1                  security@debian.org
http://www.debian.org/security/                       Moritz Muehlenhoff
January 28, 2009                      http://www.debian.org/security/faq
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Package        : rt2570
Vulnerability  : integer overflow
Problem type   : remote
Debian-specific: no
CVE Id(s)      : CVE-2009-0282

It was discovered that an integer overflow in the "Probe Request" packet
parser of the Ralinktech wireless drivers might lead to remote denial of
service or the execution of arbitrary code.

Please note that you need to rebuild your driver from the source
package in order to set this update into effect. Detailed
instructions can be found in /usr/share/doc/rt2570-source/README.Debian

For the stable distribution (etch), this problem has been fixed in
version 1.1.0+cvs20060620-3+etch1.

For the upcoming stable distribution (lenny) and the unstable
distribution (sid), this problem has been fixed in version
1.1.0+cvs20080623-2.

We recommend that you upgrade your rt2570 package.

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

Source archives:

  http://security.debian.org/pool/updates/main/r/rt2570/rt2570_1.1.0+cvs20060620-3+etch1.dsc
    Size/MD5 checksum:      664 457b00a7cf3d60bef559e9cdc442e036
  http://security.debian.org/pool/updates/main/r/rt2570/rt2570_1.1.0+cvs20060620-3+etch1.diff.gz
    Size/MD5 checksum:     4958 20b48e5fb05d999bfc643a2bb0c7401f
  http://security.debian.org/pool/updates/main/r/rt2570/rt2570_1.1.0+cvs20060620.orig.tar.gz
    Size/MD5 checksum:   253367 f4131d670920a878b4d4a0f5d4d8b93a

Architecture independent packages:

  http://security.debian.org/pool/updates/main/r/rt2570/rt2570-source_1.1.0+cvs20060620-3+etch1_all.deb
    Size/MD5 checksum:   252986 58a62ca3f7d3b1b49cfbe9aa02eabe7b

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

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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