[USN-1753-1] DBus-GLib vulnerability

Type securityvulns
Reporter Securityvulns
Modified 2013-03-02T00:00:00


========================================================================== Ubuntu Security Notice USN-1753-1 February 27, 2013

dbus-glib vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 10.04 LTS


An attacker could send crafted input to applications using DBus-GLib and possibly escalate privileges.

Software Description: - dbus-glib: simple interprocess messaging system


Sebastian Krahmer and Bastien Nocera discovered that DBus-GLib did not properly validate the message sender when the "NameOwnerChanged" signal was received. A local attacker could possibly use this issue to escalate their privileges.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.10: libdbus-glib-1-2 0.100-1ubuntu0.1

Ubuntu 12.04 LTS: libdbus-glib-1-2 0.98-1ubuntu1.1

Ubuntu 11.10: libdbus-glib-1-2 0.94-4ubuntu0.1

Ubuntu 10.04 LTS: libdbus-glib-1-2 0.84-1ubuntu0.3

After a standard system update you need to reboot your computer to make all the necessary changes.

References: http://www.ubuntu.com/usn/usn-1753-1 CVE-2013-0292

Package Information: https://launchpad.net/ubuntu/+source/dbus-glib/0.100-1ubuntu0.1 https://launchpad.net/ubuntu/+source/dbus-glib/0.98-1ubuntu1.1 https://launchpad.net/ubuntu/+source/dbus-glib/0.94-4ubuntu0.1 https://launchpad.net/ubuntu/+source/dbus-glib/0.84-1ubuntu0.3

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