Uočeni su sigurnosni nedostaci u radu programskog paketa hardlink. Napadač može iskoristiti nedostatke za dobivanje većih privilegija u sustavu, proizvoljno izvršavanje programskog koda i DoS napad.

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Fedora Update Notification
FEDORA-2011-14727
2011-10-22 00:07:21
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Name        : hardlink
Product     : Fedora 16
Version     : 1.0
Release     : 12.fc16
URL         : http://pkgs.fedoraproject.org/gitweb/?p=hardlink.git
Summary     : Create a tree of hardlinks
Description :
hardlink is used to create a tree of hard links.
It's used by kernel installation to dramatically reduce the
amount of diskspace used by each kernel package installed.

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Update Information:

fix possible buffer overflows, integer overflows (CVE-2011-3630 CVE-2011-3631
CVE-2011-3632)
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ChangeLog:

* Fri Oct 21 2011 Jindrich Novy <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1:1.0-12
- fix possible buffer overflows, integer overflows (CVE-2011-3630 CVE-2011-3631
CVE-2011-3632)
- update man page
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References:

  [ 1 ] Bug #746709 - CVE-2011-3630 hardlink: Multiple stack-based buffer
overflows when run on a tree with deeply nested directories
        https://bugzilla.redhat.com/show_bug.cgi?id=746709
  [ 2 ] Bug #746710 - CVE-2011-3631 hardlink: Multiple integer overflows, when
adding string lengths
        https://bugzilla.redhat.com/show_bug.cgi?id=746710
  [ 3 ] Bug #746713 - CVE-2011-3632 hardlink: Prone to symlink attacks
        https://bugzilla.redhat.com/show_bug.cgi?id=746713
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update hardlink' 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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