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UNIRAS Brief - 506/05 - Red Hat Security Advisory: RHSA-2005:523-02 - Critical: RealPlayer security update



 
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   UNIRAS (UK Govt CERT) Briefing Notice - 506/05 dated 06.07.05  Time: 14:30  
  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
=====

Red Hat Security Advisory: RHSA-2005:523-02 - Critical: RealPlayer security update

Detail
====== 

A buffer overflow bug was found in the way RealPlayer processes SMIL files.
An attacker could create a specially crafted SMIL file that could combine
with a malicious Web server to execute arbitrary code when the file was
opened by a user. The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CAN-2005-1766 to this issue.


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                   Red Hat Security Advisory

Synopsis:          Critical: RealPlayer security update
Advisory ID:       RHSA-2005:523-02
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2005-523.html
Issue date:        2005-06-23
Updated on:        2005-07-05
Product:           Red Hat Enterprise Linux Extras
CVE Names:         CAN-2005-1766
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1. Summary:

An updated RealPlayer package that fixes a buffer overflow issue is now
available.

This update has been rated as having critical security impact by the Red
Hat Security Response Team.

[Updated 05 Jul 2005]
The previous package for Red Hat Enterprise Linux 4 did not contain the
proper fix for this issue.  This erratum has been updated with a replacement
package that corrects this issue

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS version 3 Extras - i386, x86_64
Red Hat Desktop version 3 Extras - i386, x86_64
Red Hat Enterprise Linux ES version 3 Extras - i386, x86_64
Red Hat Enterprise Linux WS version 3 Extras - i386, x86_64
Red Hat Enterprise Linux AS version 4 Extras - i386, x86_64
Red Hat Desktop version 4 Extras - i386, x86_64
Red Hat Enterprise Linux ES version 4 Extras - i386, x86_64
Red Hat Enterprise Linux WS version 4 Extras - i386, x86_64

3. Problem description:

RealPlayer is a media player that provides media playback locally and
via streaming. It plays RealAudio, RealVideo, MP3, 3GPP Video, Flash, SMIL
2.0, JPEG, GIF, PNG, RealPix, RealText, and more.

A buffer overflow bug was found in the way RealPlayer processes SMIL files.
An attacker could create a specially crafted SMIL file that could combine
with a malicious Web server to execute arbitrary code when the file was
opened by a user. The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CAN-2005-1766 to this issue.

All users of RealPlayer are advised to upgrade to this updated package,
which contains RealPlayer version 10.0.5 and is not vulnerable to this issue.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via Red Hat Network.  To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

5. Bug IDs fixed (http://bugzilla.redhat.com/):

159864 - CAN-2005-1766 RealPlayer heap overflow
159868 - CAN-2005-1766 RealPlayer heap overflow


6. RPMs required:

Red Hat Enterprise Linux AS version 3 Extras:

i386:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

x86_64:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

Red Hat Desktop version 3 Extras:

i386:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

x86_64:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

Red Hat Enterprise Linux ES version 3 Extras:

i386:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

x86_64:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

Red Hat Enterprise Linux WS version 3 Extras:

i386:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

x86_64:
7508c3d3ca7a7739e3422ad14537b657  realplayer-10.0.5-0.rhel3.1.i386.rpm

Red Hat Enterprise Linux AS version 4 Extras:

i386:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

x86_64:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

Red Hat Desktop version 4 Extras:

i386:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

x86_64:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

Red Hat Enterprise Linux ES version 4 Extras:

i386:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

x86_64:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

Red Hat Enterprise Linux WS version 4 Extras:

i386:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

x86_64:
4d71e816c48c03236ac6653b343daf77  RealPlayer-10.0.5-2.i386.rpm

These packages are GPG signed by Red Hat for security.  Our key and 
details on how to verify the signature are available from
https://www.redhat.com/security/team/key/#package

7. References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-1766

8. Contact:

The Red Hat security contact is <secalert@xxxxxxxxxx>.  More contact
details at https://www.redhat.com/security/team/contact/

Copyright 2005 Red Hat, Inc.

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