Otkrivena su dva sigurnosna propusta u radu programskog paketa libzip, za operacijski sustav Fedora 17. Udaljeni, zlonamjerni korisnici ih mogu iskoristiti za izvođenje DoS napada i proizvoljno izvršavanje programskog koda.

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Fedora Update Notification
FEDORA-2012-4485
2012-03-23 00:33:30
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Name        : libzip
Product     : Fedora 17
Version     : 0.10.1
Release     : 1.fc17
URL         : http://www.nih.at/libzip/index.html
Summary     : C library for reading, creating, and modifying zip archives
Description :
libzip is a C library for reading, creating, and modifying zip archives. Files
can be added from data buffers, files, or compressed data copied directly from
other zip archives. Changes made without closing the archive can be reverted.
The API is documented by man pages.

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Update Information:

Upstream changelog:
* Fixed CVE-2012-1162
* Fixed CVE-2012-1163
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References:

  [ 1 ] Bug #802564 - CVE-2012-1162 libzip: heap overflow flaw when processing
malformed zip file
        https://bugzilla.redhat.com/show_bug.cgi?id=802564
  [ 2 ] Bug #803028 - CVE-2012-1163 libzip: integer overflow when processing
malformed zip file
        https://bugzilla.redhat.com/show_bug.cgi?id=803028
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update libzip' 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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