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AUSCERT External Security Bulletin Redistribution
ESB-2013.0837
dbus vulnerability
17 June 2013
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AusCERT Security Bulletin Summary
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Product: dbus
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2013-2168
Reference: ESB-2013.0831
Original Bulletin:
http://www.ubuntu.com/usn/usn-1874-1/
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Ubuntu Security Notice USN-1874-1
13th June, 2013
dbus vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
Ubuntu 13.04
Ubuntu 12.10
Ubuntu 12.04 LTS
Summary
DBus could be made to crash if it received specially crafted input.
Software description
dbus - simple interprocess messaging system
Details
Alexandru Cornea discovered that DBus incorrectly handled certain messages.
A local attacker could use this issue to cause system services to crash,
resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package
version:
Ubuntu 13.04:
libdbus-1-3 1.6.8-1ubuntu6.1
Ubuntu 12.10:
libdbus-1-3 1.6.4-1ubuntu4.1
Ubuntu 12.04 LTS:
libdbus-1-3 1.4.18-1ubuntu1.4
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.
References
CVE-2013-2168
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