Otkriven je sigurnosni nedostatak u radu programskog paketa gdm (GNOME Display Manager) koji prikazuje pozdravni ekran nakon podizanja operacijskog sustava i ekran za upis lozinke (eng. login screen). Nedostatak se očituje pri spremanju "dmrc" i "face" slikovnih sadržaja u "/var/cache/gdm/$USER". Lokalni napadači mogu iskoristiti navedeni nedostatak za pokretanje proizvoljnog programskog koda s root ovlastima. Svim korisnicima se preporuča korištenje najnovije inačice koja otklanja opisani nedostatak.

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Fedora Update Notification
FEDORA-2011-4351
2011-03-29 19:12:25
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Name        : gdm
Product     : Fedora 13
Version     : 2.30.2
Release     : 2.fc13
URL         : http://download.gnome.org/sources/gdm
Summary     : The GNOME Display Manager
Description :
GDM provides the graphical login screen, shown shortly after boot up,
log out, and when user-switching.

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Update Information:

This update addresses a local root exploit for GDM.
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ChangeLog:

* Mon Mar 28 2011 Ray Strode <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> 2.30.2-2
- CVE-2011-0727
  Resolves: #691496
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References:

  [ 1 ] Bug #691496 - CVE-2011-0727 gdm: privilege escalation vulnerability
[fedora-all]
        https://bugzilla.redhat.com/show_bug.cgi?id=691496
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This update can be installed with the "yum" update program.  Use 
su -c 'yum update gdm' 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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