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Ubuntu
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To browse through our weekly Linux Advisory Watch newsletters, click here.



Ubuntu: Nagios3 vulnerabilities  22 December 2008 
Posted by Benjamin D. Thomas   
It was discovered that Nagios was vulnerable to a Cross-site request forgery (CSRF) vulnerability. If an authenticated nagios user were tricked into clicking a link on a specially crafted web page, an attacker could trigger commands to be processed by Nagios and execute arbitrary programs. This update alters Nagios behaviour by disabling submission of CMD_CHANGE commands. (CVE-2008-5028)
 
Ubuntu: Imlib2 vulnerability  22 December 2008 
Posted by Benjamin D. Thomas   
It was discovered that Imlib2 did not correctly handle certain malformed XPM and PNG images. If a user were tricked into opening a specially crafted image with an application that uses Imlib2, an attacker could cause a denial of service and possibly execute arbitrary code with the user's privileges.
 
Ubuntu: Nagios vulnerability  22 December 2008 
Posted by Benjamin D. Thomas   
It was discovered that Nagios did not properly parse commands submitted using the web interface. An authenticated user could use a custom form or a browser addon to bypass security restrictions and submit unauthorized commands.
 
Ubuntu: Firefox vulnerabilities  17 December 2008 
Posted by Benjamin D. Thomas   
Several flaws were discovered in the browser engine. These problems could allow an attacker to crash the browser and possibly execute arbitrary code with user privileges.
 
Ubuntu: Firefox vulnerabilities  17 December 2008 
Posted by Benjamin D. Thomas   
Several flaws were discovered in the browser engine. These problems could allow an attacker to crash the browser and possibly execute arbitrary code with user privileges. (CVE-2008-5500)
 
Ubuntu: Ruby vulnerability  16 December 2008 
Posted by Benjamin D. Thomas   
Laurent Gaffie discovered that Ruby did not properly check for memory allocation failures. If a user or automated system were tricked into running a malicious script, an attacker could cause a denial of service. (CVE-2008-3443)
 
Ubuntu: nfs-utils vulnerability  04 December 2008 
Posted by Benjamin D. Thomas   
It was discovered that nfs-utils did not properly enforce netgroup restrictions when using TCP Wrappers. Remote attackers could bypass the netgroup restrictions enabled by the administrator and possibly gain access to sensitive information.
 
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