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             AUSCERT External Security Bulletin Redistribution

       ESB-2003.0582 -- Apple Security Advisory APPLE-SA-2003-08-14
                                 realpath
                              19 August 2003

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:                fb_realpath() function
Publisher:              Apple
Operating System:       Mac OS X Server 10.2.6
                        Mac OS X Client 10.2.6
Impact:                 Denial of Service
                        Root Compromise
Access Required:        Remote
CVE Names:              CAN-2003-0466

Ref:                    AL-2003.13
                        ESB-2003.0535

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Hash: SHA1

Security Update 2003-08-14 is now available.

It addresses CAN-2003-0466, a potential vulnerability in the
fb_realpath() function, used by the FTPServer and Libc projects, which
could allow a local or remote user to gain unauthorized root
privileges to a system.

Security Update 2003-08-14 is available as two separate packages:  one
for Mac OS X Server 10.2.6, and the other for Mac OS X 10.2.6
(Client).

Security Update 2003-08-14 for Mac OS X Server 10.2.6 may be obtained
from:

   * Software Update pane in System Preferences

   - OR -

   * Apple's Software Downloads web site:
   
     http://www.info.apple.com/kbnum/n120238
     The download file is named: "SecUpdSrvr2003-08-14.dmg"
     Its SHA-1 digest is: 1b27363f080378c085d04436b0ded0507f0bf23e

Security Update 2003-08-14 for Mac OS X 10.2.6 (Client) may be
obtained from:

   * Software Update pane in System Preferences

   - OR -

   * Apple's Software Downloads web site:
   
     http://www.info.apple.com/kbnum/n120239
     The download file is named: "SecurityUpd2003-08-14.dmg"
     Its SHA-1 digest is: 6b3779275007b84bcc0273b60c9ed8b8ae153435

Information will also be posted to the Apple Support web site:
http://docs.info.apple.com/article.html?artnum=61798

This message is signed with Apple's Product Security PGP key, and
details are available at:
http://www.apple.com/support/security/security_pgp.html

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