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Sicherheit: Zahlenüberlauf in libpng10
Aktuelle Meldungen Distributionen
Name: Zahlenüberlauf in libpng10
ID: FEDORA-2012-2028
Distribution: Fedora
Plattformen: Fedora 16
Datum: Di, 28. Februar 2012, 13:01
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3026
Applikationen: libpng

Originalnachricht

Name        : libpng10
Product : Fedora 16
Version : 1.0.57
Release : 1.fc16
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 addresses an integer overflow in the libpng10 PNG library, which
could lead to the execution of arbitrary code if a malformed image is processed.
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ChangeLog:

* Sun Feb 19 2012 Paul Howarth <paul@city-fan.org> 1.0.57-1
- update to 1.0.57 (fixed CVE-2011-3026 buffer overrun bug)
* Thu Jan 5 2012 Paul Howarth <paul@city-fan.org> 1.0.56-2
- rebuilt for gcc 4.7
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References:

[ 1 ] Bug #790737 - CVE-2011-3026 libpng: Heap-buffer-overflow in
png_decompress_chunk (MFSA 2012-11)
https://bugzilla.redhat.com/show_bug.cgi?id=790737
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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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