Articles / Debian: New cfs packages fi…

Debian: New cfs packages fix denial of service

Carlo Contavalli discovered an integer overflow in CFS, a cryptographic filesystem, which allows local users to crash the encryption daemon. Fixed packages are available from security.debian.org.
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Debian Security Advisory DSA 1138-1                    security@debian.org
http://www.debian.org/security/                         Moritz Muehlenhoff
August 2nd, 2006                        http://www.debian.org/security/faq
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Package        : cfs
Vulnerability  : integer overflow
Problem-Type   : local
Debian-specific: no
CVE ID         : CVE-2006-3123
Debian Bug     : 371076

Carlo Contavalli discovered an integer overflow in CFS, a cryptographic
filesystem, which allows local users to crash the encryption daemon.

For the stable distribution (sarge) this problem has been fixed in
version 1.4.1-15sarge1.

For the unstable distribution (sid) this problem has been fixed in
version 1.4.1-17.

We recommend that you upgrade your cfs 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 3.1 alias sarge
- --------------------------------

  Source archives:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1.dsc
      Size/MD5 checksum:      520 460ec2da0664857b55354a40aaf71961
    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1.diff.gz
      Size/MD5 checksum:    18505 c9d5f2c91ee97c8c5b694da6806c0d24
    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1.orig.tar.gz
      Size/MD5 checksum:    98376 3ce2e01211dafe7bfb44849894926eda

  Alpha architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_alpha.deb
      Size/MD5 checksum:   276728 d9833bbbc249822a5f5be41e00a0fb94

  AMD64 architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_amd64.deb
      Size/MD5 checksum:   206744 a4bdfb7c09afb0bda9cefbb87fd75452

  ARM architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_arm.deb
      Size/MD5 checksum:   211684 32f93d266c5985808660ed2f00730c41

  Intel IA-32 architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_i386.deb
      Size/MD5 checksum:   185708 e1fdcfb68fe51980f0540da732881b95

  Intel IA-64 architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_ia64.deb
      Size/MD5 checksum:   277636 f0e4fbd440bb5d4659bc204baa7befcb

  HP Precision architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_hppa.deb
      Size/MD5 checksum:   225214 ba08b5b205afa8c52bfdb4d5798e3620

  Motorola 680x0 architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_m68k.deb
      Size/MD5 checksum:   172456 1fd539cea16d172d2fc5a39574d703fd

  Big endian MIPS architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_mips.deb
      Size/MD5 checksum:   221410 a4c2daf1ccd1d711c62a5fbb01550f72

  Little endian MIPS architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_mipsel.deb
      Size/MD5 checksum:   221798 e905c5b13d8b300830ed3756907e989e

  PowerPC architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_powerpc.deb
      Size/MD5 checksum:   211088 bb0ff12922878cb500579eb0a517f24b

  IBM S/390 architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_s390.deb
      Size/MD5 checksum:   202360 37c5b60eea01e569e0024dd89a466a4c

  Sun Sparc architecture:

    http://security.debian.org/pool/updates/main/c/cfs/cfs_1.4.1-15sarge1_sparc.deb
      Size/MD5 checksum:   202290 4a1753f9fdc695551b77829b383615f5

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