[SECURITY] Fedora 7 Update: asterisk-1.4.18.1-1.fc7

[updates at fedoraproject.org]

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Fedora Update Notification
FEDORA-2008-2620
2008-03-21 21:42:01
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Name        : asterisk
Product     : Fedora 7
Version     : 1.4.18.1
Release     : 1.fc7
URL         : http://www.asterisk.org/
Summary     : The Open Source PBX
Description :
Asterisk is a complete PBX in software. It runs on Linux and provides
all of the features you would expect from a PBX and more. Asterisk
does voice over IP in three protocols, and can interoperate with
almost all standards-based telephony equipment using relatively
inexpensive hardware.

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Update Information:

Update to 1.4.18.1 plus another patch to fix some security issues.
AST-2008-002 details two buffer overflows that were discovered in  RTP codec
payload type handling.  *
http://downloads.digium.com/pub/security/AST-2008-002.pdf  * All users of SIP in
Asterisk 1.4 and 1.6 are affected.    AST-2008-003 details a vulnerability which
allows an attacker to  bypass SIP authentication and to make a call into the
context  specified in the general section of sip.conf.  *
http://downloads.digium.com/pub/security/AST-2008-003.pdf  * All users of SIP in
Asterisk 1.0, 1.2, 1.4, or 1.6 are affected.    AST-2008-005 details a problem
in the way manager IDs are caculated.  *
http://downloads.digium.com/pub/security/AST-2008-005.pdf
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References:

  [ 1 ] Bug #438127 - CVE-2008-1289 asterisk: Two buffer overflows in RTP Codec Payload Handling (AST-2008-002)
        https://bugzilla.redhat.com/show_bug.cgi?id=438127
  [ 2 ] Bug #438129 - CVE-2008-1332 asterisk: Unauthenticated calls allowed from SIP channel driver (AST-2008-003)
        https://bugzilla.redhat.com/show_bug.cgi?id=438129
  [ 3 ] Bug #438131 - CVE-2008-1390 asterisk: HTTP Manager ID is predictable (AST-2008-005)
        https://bugzilla.redhat.com/show_bug.cgi?id=438131
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update asterisk' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

All packages are signed with the Fedora Project GPG key.  More details on the
GPG keys used by the Fedora Project can be found at
http://fedoraproject.org/keys
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