The Common UNIX Printing System provides a portable printing layer for
UNIX® operating systems. It has been developed by Easy Software Products
to promote a standard printing solution for all UNIX vendors and users.
CUPS provides the System V and Berkeley command-line interfaces.
Update Information:
This update fixes several security issues: CVE-2009-0163, CVE-2009-0164, CVE-2009-0146, CVE-2009-0147, and CVE-2009-0166. PDF files are now converted to PostScript using the poppler package's "pdftops" program. NOTE: If your CUPS server is accessed using a hostname or hostnames not known to the server itself you must add "ServerAlias hostname" to cupsd.conf for each such name. The special line "ServerAlias *" disables checking (but this allows DNS rebinding attacks).
* Tue Apr 21 2009 Tim Waugh
[ 1 ] Bug #490597 - CVE-2009-0164 cups: insufficient checking of the HTTP Host: header
https://bugzilla.redhat.com/show_bug.cgi?id=490597
[ 2 ] Bug #490596 - CVE-2009-0163 cups: Integer overflow in the TIFF image filter
https://bugzilla.redhat.com/show_bug.cgi?id=490596
[ 3 ] Bug #490612 - CVE-2009-0146 xpdf: Multiple buffer overflows in JBIG2 decoder (setBitmap, readSymbolDictSeg)
https://bugzilla.redhat.com/show_bug.cgi?id=490612
[ 4 ] Bug #490614 - CVE-2009-0147 xpdf: Multiple integer overflows in JBIG2 decoder
https://bugzilla.redhat.com/show_bug.cgi?id=490614
[ 5 ] Bug #490625 - CVE-2009-0166 xpdf: Freeing of potentially uninitialized memory in JBIG2 decoder
https://bugzilla.redhat.com/show_bug.cgi?id=490625
This update can be installed with the "yum" update program. Use su -c 'yum update cups' at the command line. For more information, refer to "Managing Software with yum", available at .
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