[SECURITY] Fedora 18 Update: libtiff-4.0.3-2.fc18

[updates at fedoraproject.org]

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Fedora Update Notification
FEDORA-2012-20348
2012-12-14 06:38:13
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Name        : libtiff
Product     : Fedora 18
Version     : 4.0.3
Release     : 2.fc18
URL         : http://www.remotesensing.org/libtiff/
Summary     : Library of functions for manipulating TIFF format image files
Description :
The libtiff package contains a library of functions for manipulating
TIFF (Tagged Image File Format) image format files.  TIFF is a widely
used file format for bitmapped images.  TIFF files usually end in the
.tif extension and they are often quite large.

The libtiff package should be installed if you need to manipulate TIFF
format image files.

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Update Information:

Add upstream patches for CVE-2012-4447, CVE-2012-4564 (note: CVE-2012-5581 is already fixed in 4.0.3)

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ChangeLog:

* Thu Dec 13 2012 Tom Lane <tgl at redhat.com> 4.0.3-2
- Add upstream patches for CVE-2012-4447, CVE-2012-4564
  (note: CVE-2012-5581 is already fixed in 4.0.3)
Resolves: #880907
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References:

  [ 1 ] Bug #837577 - CVE-2012-3401 libtiff (tiff2pdf): Heap-based buffer overflow due to improper initialization of T2P context struct pointer
        https://bugzilla.redhat.com/show_bug.cgi?id=837577
  [ 2 ] Bug #860198 - CVE-2012-4447 libtiff: Heap-buffer overflow when processing a TIFF image with PixarLog Compression
        https://bugzilla.redhat.com/show_bug.cgi?id=860198
  [ 3 ] Bug #867235 - CVE-2012-5581 libtiff: Stack-based buffer overflow when reading a tiled tiff file
        https://bugzilla.redhat.com/show_bug.cgi?id=867235
  [ 4 ] Bug #871700 - CVE-2012-4564 libtiff: Missing return value check in ppm2tiff leading to heap-buffer overflow when reading a tiff file
        https://bugzilla.redhat.com/show_bug.cgi?id=871700
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update libtiff' 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
https://fedoraproject.org/keys
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