- --------------------------------------------------------------------------
Debian Security Advisory DSA 233-1                     security@debian.org 
Debian -- Security Information                              Martin Schulze
January 21st, 2003                       Debian -- Debian security FAQ 
- --------------------------------------------------------------------------

Package        : cvs
Vulnerability  : doubly freed memory
Problem-Type   : remote
Debian-specific: no
CVE Id         : CAN-2003-0015

Stefan Esser discovered a problem in cvs, a concurrent versions
system, which is used for many Free Software projects.  The current
version contais a flaw that can be used by a remote attacker to
execute arbitrary code on the CVS server under the user id the CVS
server runs as.  Anonymous read-only access is sufficient to exploit
this problem.

For the stable distribution (woody) this problem has been
fixed in version 1.11.1p1debian-8.1.

For the old stable distribution (potato) this problem has been fixed
in version 1.10.7-9.2.

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

We recommend that you upgrade your cvs package immediately.


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 2.2 alias potato
- ---------------------------------

  Source archives:

      
      Size/MD5 checksum:      582 5c3493da60574f2d207376ffc8023964
      
      Size/MD5 checksum:    35717 76d1e80427b67945e2b10c4bd449b1b7
      
      Size/MD5 checksum:  2312181 614e72d2a6dff40f3f5bec2e9be270f2

  Architecture independent components:

      
      Size/MD5 checksum:   875428 d7a1b05fc60c8524077b41abef40be82

  Alpha architecture:

      
      Size/MD5 checksum:   559820 6d27ca86cf46ffdec1ff9ca0710c74d2

  ARM architecture:

      
      Size/MD5 checksum:   474478 93283c96da77a7c2906576632ff1f666

  Intel IA-32 architecture:

      
      Size/MD5 checksum:   455974 32924918a5a027f287c1fff64139aa98

  Motorola 680x0 architecture:

      
      Size/MD5 checksum:   434776 df8c02b15a87bec5658d88e913bb0617

  PowerPC architecture:

      
      Size/MD5 checksum:   484070 78114da539eb4db94d5be1b77e6f1145

  Sun Sparc architecture:

      
      Size/MD5 checksum:   476174 159dc8aefaffe14e4188efc9efae1b1a


Debian GNU/Linux 3.0 alias woody
- --------------------------------

  Source archives:

      
      Size/MD5 checksum:      687 3bd481f023c7d48ebf940f18f7c33676
      
      Size/MD5 checksum:    46985 f82269f5699a64b3c8a1836f4307d5b1
      
      Size/MD5 checksum:  2621658 500965ab9702b31605f8c58aa21a6205

  Alpha architecture:

      
      Size/MD5 checksum:  1177920 eed3c107f8156965a2648ff6bc57ea1a

  ARM architecture:

      
      Size/MD5 checksum:  1104340 6d55d5b6013029726f33d27f756e8232

  Intel IA-32 architecture:

      
      Size/MD5 checksum:  1085010 db4c58e92bfdc56730c14df95ba8fab8

  Intel IA-64 architecture:

      
      Size/MD5 checksum:  1269590 4cea089453af0476f3c304a9c0055092

  HP Precision architecture:

      
      Size/MD5 checksum:  1146366 157380627dc8e7e8c0cc3d6510bb8c85

  Motorola 680x0 architecture:

      
      Size/MD5 checksum:  1064640 c31eb6a3f549f1e3f88ce334895e5e28

  Big endian MIPS architecture:

      
      Size/MD5 checksum:  1128826 73112b82d7c2a1bb36bee6f172809e00

  Little endian MIPS architecture:

      
      Size/MD5 checksum:  1130112 f358566006b1ee33a1872c9e485e1ce1

  PowerPC architecture:

      
      Size/MD5 checksum:  1115310 9cce0571143b2bdf118b7e215d6aaa5e

  IBM S/390 architecture:

      
      Size/MD5 checksum:  1096250 74df925521a9fb91bc9dfef9dce15e1a

  Sun Sparc architecture:

      
      Size/MD5 checksum:  1106098 d69a55f754484761aebc67a723b81aa6


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

- ---------------------------------------------------------------------------------
For apt-get: deb  Debian -- Security Information  stable/updates main
For dpkg-ftp:    dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show ' and  http://packages.debian.org/



Debian: CVS double free vulnerability

January 21, 2003
On servers which are configured to allow anonymous read-only access, this bug could be used by anonymous users to gain write privileges.

Summary

Stefan Esser discovered a problem in cvs, a concurrent versions
system, which is used for many Free Software projects. The current
version contais a flaw that can be used by a remote attacker to
execute arbitrary code on the CVS server under the user id the CVS
server runs as. Anonymous read-only access is sufficient to exploit
this problem.

For the stable distribution (woody) this problem has been
fixed in version 1.11.1p1debian-8.1.

For the old stable distribution (potato) this problem has been fixed
in version 1.10.7-9.2.

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

We recommend that you upgrade your cvs package immediately.


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 2.2 alias potato

Source archives:


Size/MD5 checksum: 582 5c3493da60574f2d207376ffc8023964

Size/MD5 checksum: 35717 76d1e80427b67945e2b10c4bd449b1b7

Size/MD5 checksum: 2312181 614e72d2a6dff40f3f5bec2e9be270f2

Architecture independent components:


Size/MD5 checksum: 875428 d7a1b05fc60c8524077b41abef40be82

Alpha architecture:


Size/MD5 checksum: 559820 6d27ca86cf46ffdec1ff9ca0710c74d2

ARM architecture:


Size/MD5 checksum: 474478 93283c96da77a7c2906576632ff1f666

Intel IA-32 architecture:


Size/MD5 checksum: 455974 32924918a5a027f287c1fff64139aa98

Motorola 680x0 architecture:


Size/MD5 checksum: 434776 df8c02b15a87bec5658d88e913bb0617

PowerPC architecture:


Size/MD5 checksum: 484070 78114da539eb4db94d5be1b77e6f1145

Sun Sparc architecture:


Size/MD5 checksum: 476174 159dc8aefaffe14e4188efc9efae1b1a


Debian GNU/Linux 3.0 alias woody

Source archives:


Size/MD5 checksum: 687 3bd481f023c7d48ebf940f18f7c33676

Size/MD5 checksum: 46985 f82269f5699a64b3c8a1836f4307d5b1

Size/MD5 checksum: 2621658 500965ab9702b31605f8c58aa21a6205

Alpha architecture:


Size/MD5 checksum: 1177920 eed3c107f8156965a2648ff6bc57ea1a

ARM architecture:


Size/MD5 checksum: 1104340 6d55d5b6013029726f33d27f756e8232

Intel IA-32 architecture:


Size/MD5 checksum: 1085010 db4c58e92bfdc56730c14df95ba8fab8

Intel IA-64 architecture:


Size/MD5 checksum: 1269590 4cea089453af0476f3c304a9c0055092

HP Precision architecture:


Size/MD5 checksum: 1146366 157380627dc8e7e8c0cc3d6510bb8c85

Motorola 680x0 architecture:


Size/MD5 checksum: 1064640 c31eb6a3f549f1e3f88ce334895e5e28

Big endian MIPS architecture:


Size/MD5 checksum: 1128826 73112b82d7c2a1bb36bee6f172809e00

Little endian MIPS architecture:


Size/MD5 checksum: 1130112 f358566006b1ee33a1872c9e485e1ce1

PowerPC architecture:


Size/MD5 checksum: 1115310 9cce0571143b2bdf118b7e215d6aaa5e

IBM S/390 architecture:


Size/MD5 checksum: 1096250 74df925521a9fb91bc9dfef9dce15e1a

Sun Sparc architecture:


Size/MD5 checksum: 1106098 d69a55f754484761aebc67a723b81aa6


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

For apt-get: deb Debian -- Security Information stable/updates main
For dpkg-ftp: dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show ' and http://packages.debian.org/





Severity
Package : cvs
Vulnerability : doubly freed memory
Problem-Type : remote
Debian-specific: no
CVE Id : CAN-2003-0015

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