[SECURITY] Fedora 20 Update: libpng10-1.0.60-6.fc20

updates at fedoraproject.org updates at fedoraproject.org
Fri Feb 7 03:09:47 UTC 2014


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Fedora Update Notification
FEDORA-2014-1778
2014-01-30 02:46:15
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Name        : libpng10
Product     : Fedora 20
Version     : 1.0.60
Release     : 6.fc20
URL         : http://www.libpng.org/pub/png/libpng.html
Summary     : Old version of libpng, needed to run old binaries
Description :
The libpng10 package contains an old version of libpng, a library of functions
for creating and manipulating PNG (Portable Network Graphics) image format
files.

This package is needed if you want to run binaries that were linked dynamically
with libpng 1.0.x.

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Update Information:

This update fixes an issue in which an image with a missing or empty palette could cause a crash of a libpng10-using application (CVE-2013-6954).
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ChangeLog:

* Thu Jan 23 2014 Paul Howarth <paul at city-fan.org> 1.0.60-6
- handle zero-length PLTE chunk or NULL palette with png_error(), to avoid
  later reading from a NULL pointer (png_ptr->palette) in
  png_do_expand_palette() (CVE-2013-6954)
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References:

  [ 1 ] Bug #1045561 - CVE-2013-6954 libpng: unhandled zero-length PLTE chunk or NULL palette
        https://bugzilla.redhat.com/show_bug.cgi?id=1045561
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update libpng10' 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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