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Fedora Update Notification
FEDORA-2014-6631
2014-05-23 17:55:05
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Name : libpng
Product : Fedora 20
Version : 1.6.6
Release : 3.fc20
URL : http://www.libpng.org/pub/png/
Summary : A library of functions for manipulating PNG image format files
Description :
The libpng package contains a library of functions for creating and
manipulating PNG (Portable Network Graphics) image format files. PNG
is a bit-mapped graphics format similar to the GIF format. PNG was
created to replace the GIF format, since GIF uses a patented data
compression algorithm.

Libpng should be installed if you need to manipulate PNG format image
files.

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Update Information:

Fix CVE-2013-6954 (#1056853) and CVE-2014-0333 (#1070987)
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ChangeLog:

* Wed May 21 2014 Petr Hracek <phracek@redhat.com> – 2:1.6.6-3
– Fix CVE-2013-6954 (#1056853)
– Fix CVE-2014-0333 (#1070987)
* Wed Sep 25 2013 Petr Hracek <phracek@redhat.com> – 2:1.6.6-2
– Correct BuildRequires on autoconf to 2.68 (#1008101)
* Tue Sep 24 2013 Jaromir Koncicky <jkoncick@redhat.com> – 2:1.6.6-1
– New upstream version 1.6.6 (#1007757)
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References:

[ 1 ] Bug #1056853 – CVE-2013-6954 libpng: unhandled zero-length PLTE chunk or NULL palette [fedora-20]
https://bugzilla.redhat.com/show_bug.cgi?id=1056853
[ 2 ] Bug #1070987 – CVE-2014-0333 libpng: denial of service via png_push_read_chunk() [fedora-20]
https://bugzilla.redhat.com/show_bug.cgi?id=1070987
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This update can be installed with the “yum” update program. Use
su -c ‘yum update libpng’ 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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