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Ubuntu: 1113-1: Postfix vulnerabilities  18 April 2011 
Posted by Benjamin D. Thomas   
 
Ubuntu: 1107-1: x11-xserver-utils vulnerability  06 April 2011 
Posted by Benjamin D. Thomas   
Sebastian Krahmer discovered that the xrdb utility incorrectly filteredcrafted hostnames. An attacker could use this flaw with a maliciousDHCP server or with a remote xdmcp login and execute arbitrary code,resulting in root privilege escalation. [More...]
 
Ubuntu: 1106-1: NSS vulnerabilities  06 April 2011 
Posted by Benjamin D. Thomas   
It was discovered that several invalid HTTPS certificates were issued andrevoked. An attacker could exploit these to perform a man in the middleattack to view sensitive information or alter encrypted communications.These certificates were marked as explicitly not trusted to prevent theirmisuse. [More...]
 
Ubuntu: 1105-1: Linux kernel vulnerabilities  05 April 2011 
Posted by Benjamin D. Thomas   
Dan Rosenberg discovered that multiple terminal ioctls did not correctlyinitialize structure memory. A local attacker could exploit this to readportions of kernel stack memory, leading to a loss of privacy.(CVE-2010-4075, CVE-2010-4076, CVE-2010-4077) [More...]
 
Ubuntu: 1104-1: FFmpeg vulnerabilities  04 April 2011 
Posted by Benjamin D. Thomas   
Cesar Bernardini and Felipe Andres Manzano discovered that FFmpegincorrectly handled certain malformed flic files. If a user were trickedinto opening a crafted flic file, an attacker could cause a denial ofservice via application crash, or possibly execute arbitrary code with theprivileges of the user invoking the program. This issue only affected [More...]
 
Ubuntu: 1103-1: tex-common vulnerability  04 April 2011 
Posted by Benjamin D. Thomas   
Mathias Svensson discovered that the tex-common package contains aninsecure shell_escape_commands configuration item. If a user or automatedsystem were tricked into opening a specially crafted TeX file, a remoteattacker could execute arbitrary code with user privileges. [More...]
 
Ubuntu: 1102-1: tiff vulnerability  04 April 2011 
Posted by Benjamin D. Thomas   
Martin Barbella discovered that the thunder (aka ThunderScan) decoder inthe TIFF library incorrectly handled an unexpected BitsPerSample value. Ifa user or automated system were tricked into opening a specially craftedTIFF image, a remote attacker could execute arbitrary code with userprivileges, or crash the application, leading to a denial of service. [More...]
 
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