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UNIRAS Brief - 582/04 - Two Debian Advisories relating to libpng



 
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   UNIRAS (UK Govt CERT) Briefing Notice - 582/04 dated 21.10.04  Time: 15:30  
  UNIRAS is part of NISCC (National Infrastructure Security Co-ordination Centre)
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  UNIRAS material is also available from its website at www.uniras.gov.uk and
         Information about NISCC is available from www.niscc.gov.uk
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Title
=====

1. New libpng3 packages fix several vulnerabilities

2. New libpng packages fix several vulnerabilities


Detail
====== 

Several integer overflows have been discovered by its upstream developers in libpng, a commonly used library to display PNG graphics. They could be exploited to cause arbitrary code to be executed when a specially crafted PNG image is processed



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Debian Security Advisory DSA 571-1                     security@xxxxxxxxxx
http://www.debian.org/security/                             Martin Schulze
October 20th, 2004                      http://www.debian.org/security/faq
- - - - --------------------------------------------------------------------------

Package        : libpng3
Vulnerability  : buffer overflows, integer overflow
Problem-Type   : remote
Debian-specific: no
CVE ID         : CAN-2004-0955

Several integer overflows have been discovered by its upstream developers in libpng, a commonly used library to display PNG graphics. They could be exploited to cause arbitrary code to be executed when a specially crafted PNG image is processed.

For the stable distribution (woody) these problems have been fixed in version 1.2.1-1.1.woody.9.

For the unstable distribution (sid) these problems have been fixed in version 1.2.5.0-9.

We recommend that you upgrade your libpng3 packages.


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/libp/libpng3/libpng3_1.2.1-1.1.woody.9.dsc
      Size/MD5 checksum:      583 a11e8a7d236ca98e6581b6066a35c7f9
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9.diff.gz
      Size/MD5 checksum:    10791 a68eee4690473d8402743f30d431db4d
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1.orig.tar.gz
      Size/MD5 checksum:   493105 75a21cbfae566158a0ac6d9f39087c4d

  Alpha architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_alpha.deb
      Size/MD5 checksum:   276634 dc9d30c7bb1213bf339e96a9d9b4c4ad
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_alpha.deb
      Size/MD5 checksum:   133666 1441a7afe56c6d0b01c09b635026a2b4

  ARM architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_arm.deb
      Size/MD5 checksum:   247780 97f36aa3e35547e3b095999fcf3fb694
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_arm.deb
      Size/MD5 checksum:   112314 2f5c3fe3190ce8d52836cfe682236cbb

  Intel IA-32 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_i386.deb
      Size/MD5 checksum:   233356 480296fd503d8de105716bca44c59136
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_i386.deb
      Size/MD5 checksum:   110678 60cbe7dcb206efcc95add2e83b1e06e5

  Intel IA-64 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_ia64.deb
      Size/MD5 checksum:   279022 22c86cf1b67c6a1d162eb42a9202a237
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_ia64.deb
      Size/MD5 checksum:   151874 82e6a6772fe5506c93cb90c52de2891e

  HP Precision architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_hppa.deb
      Size/MD5 checksum:   269872 036ce4ca8f8934b00d4b2af6f05ff552
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_hppa.deb
      Size/MD5 checksum:   133022 ee3c8bb4e5b820be62d1efd8c708559c

  Motorola 680x0 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_m68k.deb
      Size/MD5 checksum:   226502 8ba581615baf0983b2e86c2b9ccfc187
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_m68k.deb
      Size/MD5 checksum:   107094 7923c57162269188601cb00763465584

  Big endian MIPS architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_mips.deb
      Size/MD5 checksum:   247200 0aa9e85a752c4759a43c591a97655208
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_mips.deb
      Size/MD5 checksum:   112508 5fa27ff5c3bef5f58be7337468c21f76

  Little endian MIPS architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_mipsel.deb
      Size/MD5 checksum:   247134 f1b8922fff3d7ae70201b07697c97a92
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_mipsel.deb
      Size/MD5 checksum:   112416 eea654666ee8a3402f3bd3af95bdbfe3

  PowerPC architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_powerpc.deb
      Size/MD5 checksum:   240886 9ad9c699045cea5f31c9e49ef8625583
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_powerpc.deb
      Size/MD5 checksum:   113642 763d6a6a326a7fcb81d94ad630594aee

  IBM S/390 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_s390.deb
      Size/MD5 checksum:   235188 c94798e9f884e98276544afbda776a10
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_s390.deb
      Size/MD5 checksum:   113662 f0d50c1b3b29347e0cc36a6eee2171f3

  Sun Sparc architecture:

    http://security.debian.org/pool/updates/main/libp/libpng3/libpng-dev_1.2.1-1.1.woody.9_sparc.deb
      Size/MD5 checksum:   237942 17fbcdce55e78974c9cc0d6003905e92
    http://security.debian.org/pool/updates/main/libp/libpng3/libpng3_1.2.1-1.1.woody.9_sparc.deb
      Size/MD5 checksum:   114004 57b22ae95161928ff01797cb823efdfc


  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@xxxxxxxxxxxxxxxx
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>

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Hash: SHA1

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Debian Security Advisory DSA 570-1                     security@xxxxxxxxxx
http://www.debian.org/security/                             Martin Schulze
October 20th, 2004                      http://www.debian.org/security/faq
- - - - --------------------------------------------------------------------------

Package        : libpng
Vulnerability  : integer overflow
Problem-Type   : remote
Debian-specific: no
CVE ID         : CAN-2004-0955

Several integer overflows have been discovered by its upstream developers in libpng, a commonly used library to display PNG graphics. They could be exploited to cause arbitrary code to be executed when a specially crafted PNG image is processed.

For the stable distribution (woody) this problem has been fixed in version 1.0.12-3.woody.9.

For the unstable distribution (sid) this problem has been fixed in version 1.0.15-8.

We recommend that you upgrade your libpng packages.


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/libp/libpng/libpng_1.0.12-3.woody.9.dsc
      Size/MD5 checksum:      580 7df7d1e0bbd2332551a14cc0a21dddf7
    http://security.debian.org/pool/updates/main/libp/libpng/libpng_1.0.12-3.woody.9.diff.gz
      Size/MD5 checksum:    10396 dbf46963e7b26473fffba63a92791286
    http://security.debian.org/pool/updates/main/libp/libpng/libpng_1.0.12.orig.tar.gz
      Size/MD5 checksum:   481387 3329b745968e41f6f9e55a4d04a4964c

  Alpha architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_alpha.deb
      Size/MD5 checksum:   130374 1044ec55646f8e94e218bf4613db1f60
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_alpha.deb
      Size/MD5 checksum:   270440 74a5b9e3bc1b2fc2648133e196894b4f

  ARM architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_arm.deb
      Size/MD5 checksum:   109148 60e7475df4f824043242559b7d64322e
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_arm.deb
      Size/MD5 checksum:   241496 f9ad072eb50a9391ce4b105eff9b2cba

  Intel IA-32 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_i386.deb
      Size/MD5 checksum:   107434 e81d90d93fc69329f1fc842666ab8bf2
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_i386.deb
      Size/MD5 checksum:   227648 a5495e210300e511e7c265e86303c909

  Intel IA-64 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_ia64.deb
      Size/MD5 checksum:   147520 5292b0c17956697fa682a95be34abc0d
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_ia64.deb
      Size/MD5 checksum:   271938 ae7b7fed469735915bbdf87ab02f80a3

  HP Precision architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_hppa.deb
      Size/MD5 checksum:   128830 b1937fc261ba66c8b69605c0f8df9305
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_hppa.deb
      Size/MD5 checksum:   262630 be93d764c002923fb1e6d5385b12e200

  Motorola 680x0 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_m68k.deb
      Size/MD5 checksum:   104172 86a18a750a19efbe94f8b79d9e4e89c8
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_m68k.deb
      Size/MD5 checksum:   220804 d4b278997d86fe7cd824f2ad820a8466

  Big endian MIPS architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_mips.deb
      Size/MD5 checksum:   109184 b825d9e4e59ed06f5ff718d86c078714
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_mips.deb
      Size/MD5 checksum:   240698 883d442e57eef30ad86251ce2ffed701

  Little endian MIPS architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_mipsel.deb
      Size/MD5 checksum:   109102 eb85fee5ef0e9516372a7e245fd781ce
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_mipsel.deb
      Size/MD5 checksum:   240576 da9b75f48689e9277b8a053c014e8ddc

  PowerPC architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_powerpc.deb
      Size/MD5 checksum:   110504 b7ab6493588e05c09811e3f58fa747b2
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_powerpc.deb
      Size/MD5 checksum:   234800 1e1bacb0bbe2d80166d4ce9f96348828

  IBM S/390 architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_s390.deb
      Size/MD5 checksum:   110520 29172e2fc592785d44b5779ed7787f08
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_s390.deb
      Size/MD5 checksum:   229560 2577f1ecee02f71af34ca9aecbd70dd7

  Sun Sparc architecture:

    http://security.debian.org/pool/updates/main/libp/libpng/libpng2_1.0.12-3.woody.9_sparc.deb
      Size/MD5 checksum:   110564 2eac357f311054279ef941a87befb62f
    http://security.debian.org/pool/updates/main/libp/libpng/libpng2-dev_1.0.12-3.woody.9_sparc.deb
      Size/MD5 checksum:   232302 7691bd27595acd87249be24746f47186


  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@xxxxxxxxxxxxxxxx
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>

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For additional information or assistance, please contact the HELP Desk by 
telephone or Not Protectively Marked information may be sent via 
EMail to: uniras@xxxxxxxxxxxx

Office Hours:
Mon - Fri: 08:30 - 17:00 Hrs
Tel: +44 (0) 870 487 0748 Ext 4511
Fax: +44 (0) 870 487 0749

Outside of Office Hours:
On Call Duty Officer:
Tel: +44 (0) 870 487 0748 and follow the prompts

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UNIRAS wishes to acknowledge the contributions of Debian for the information 
contained in this Briefing. 
- - ----------------------------------------------------------------------------------
This Briefing contains the information released by the original author. Some 
of the information may have changed since it was released. If the vulnerability 
affects you, it may be prudent to retrieve the advisory from the canonical site 
to ensure that you receive the most current information concerning that problem.

Reference to any specific commercial product, process, or service by trade 
name, trademark manufacturer, or otherwise, does not constitute or imply 
its endorsement, recommendation, or favouring by UNIRAS or NISCC.  The views 
and opinions of authors expressed within this notice shall not be used for 
advertising or product endorsement purposes.

Neither UNIRAS or NISCC shall also accept responsibility for any errors 
or omissions contained within this briefing notice. In particular, they shall 
not be liable for any loss or damage whatsoever, arising from or in connection 
with the usage of information contained within this notice.

UNIRAS is a member of the Forum of Incident Response and Security Teams (FIRST) 
and has contacts with other international Incident Response Teams (IRTs) in 
order to foster cooperation and coordination in incident prevention, to prompt 
rapid reaction to incidents, and to promote information sharing amongst its 
members and the community at large. 
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<End of UNIRAS Briefing>

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