Kod programskog paketa pl uočena je sigurnosna ranjivost koja napadačima omogućuje pokretanje napada uskraćivanja usluge te izvršavanje proizvoljnog programskog koda.
Riječ je o ranjivosti koja se javlja zbog prepisivanja međuspremnika u radu LZW dekodera GIF (eng. Graphical Interchange Format) formata grafičkih datoteka.
Posljedica:
Udaljeni napadači mogu iskoristiti ovu ranjivost za pokretanje napada uskraćivanja usluge te pokretanje proizvoljnog programskog koda.
Rješenje:
Svim se korisnicima savjetuje primjena osvježenih paketa kako bi uočenu ranjivost uklonili.
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Fedora Update Notification
FEDORA-2011-11229
2011-08-22 18:28:15
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Name : pl
Product : Fedora 16
Version : 5.10.2
Release : 5.fc16
URL : http://www.swi-prolog.org
Summary : SWI-Prolog - Edinburgh compatible Prolog compiler
Description :
ISO/Edinburgh-style Prolog compiler including modules, auto-load,
libraries, Garbage-collector, stack-expandor, C/C++-interface,
GNU-readline interface, very fast compiler. Including packages clib
(Unix process control and sockets), cpp (C++ interface), sgml (reading
XML/SGML), sgml/RDF (reading RDF into triples) and XPCE (Graphics UI
toolkit, integrated editor (Emacs-clone) and source-level debugger).
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Update Information:
Fix bugs in GIF image decoder
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References:
[ 1 ] Bug #727800 - CVE-2011-2896 David Koblas' GIF decoder LZW decoder
buffer overflow
https://bugzilla.redhat.com/show_bug.cgi?id=727800
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This update can be installed with the "yum" update program. Use
su -c 'yum update pl' 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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