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



Ubuntu: MadWifi vulnerability  09 January 2007 
Posted by Benjamin D. Thomas   
Laurent Butti, Jerome Razniewski, and Julien Tinnes discovered that the MadWifi wireless driver did not correctly check packet contents when receiving scan replies. A remote attacker could send a specially crafted packet and execute arbitrary code with root privileges.
 
Ubuntu: X.org vulnerabilities  09 January 2007 
Posted by Benjamin D. Thomas   
The DBE and Render extensions in X.org were vulnerable to integer overflows, which could lead to memory overwrites. An authenticated user could make a specially crafted request and execute arbitrary code with root privileges.
 
Ubuntu: Avahi vulnerability  05 January 2007 
Posted by Benjamin D. Thomas   
A flaw was discovered in Avahi's handling of compressed DNS packets. If a specially crafted reply were received over the network, the Avahi daemon would go into an infinite loop, causing a denial of service.
 
Ubuntu: Thunderbird vulnerabilities  04 January 2007 
Posted by Benjamin D. Thomas   
Georgi Guninski and David Bienvenu discovered that long Content-Type and RFC2047-encoded headers we vulnerable to heap overflows. By tricking the user into opening a specially crafted email, an attacker could execute arbitrary code with user privileges. (CVE-2006-6506) Various flaws have been reported that allow an attacker to execute arbitrary code with user privileges or bypass internal XSS protections by tricking the user into opening a malicious email containing JavaScript. Please note that JavaScript is disabled by default for emails, and it is not recommended to enable it. (CVE-2006-6497, CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502, CVE-2006-6503)
 
Ubuntu: D-Bus vulnerability  04 January 2007 
Posted by Benjamin D. Thomas   
Kimmo Hämäläinen discovered that local users could delete other users' D-Bus match rules. Applications would stop receiving D-Bus messages, resulting in a local denial of service, and potential data loss for applications that depended on D-Bus for storing information.
 
Ubuntu: Firefox theme regression  04 January 2007 
Posted by Benjamin D. Thomas   
USN-398-1 fixed vulnerabilities in Firefox. Due to the updated version, a flaw was uncovered in the Firefox Themes bundle, which erroneously reported to be incompatible with the updated Firefox. This update fixes the problem. We apologize for the inconvenience.
 
Ubuntu: Firefox vulnerabilities  03 January 2007 
Posted by Benjamin D. Thomas   
USN-398-1 fixed vulnerabilities in Firefox 2.0. This update provides the corresponding updates for Firefox 1.5. Various flaws have been reported that allow an attacker to execute arbitrary code with user privileges by tricking the user into opening a malicious web page containing JavaScript or SVG. (CVE-2006-6497, CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502, CVE-2006-6504) Various flaws have been reported that allow an attacker to bypass Firefox's internal XSS protections by tricking the user into opening a malicious web page containing JavaScript. (CVE-2006-6503)
 
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