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Ubuntu: CUPS vulnerability  05 May 2008 
Posted by Benjamin D. Thomas   
Thomas Pollet discovered that CUPS did not properly validate the size of PNG images. A local attacker, and a remote attacker if printer sharing is enabled, could send a crafted file and cause a denial of service or possibly execute arbitrary code as the non-root user in Ubuntu 6.06 LTS and 7.04. In Ubuntu 7.10, attackers would be isolated by the AppArmor CUPS profile. (CVE-2008-1722)
 
Ubuntu: Firefox vulnerabilities  22 April 2008 
Posted by Benjamin D. Thomas   
Flaws were discovered in Firefox which could lead to crashes during JavaScript garbage collection. If a user were tricked into opening a malicious web page, an attacker may be able to crash the browser or possibly execute arbitrary code with the user's privileges. (CVE-2008-1380)
 
Ubuntu: Gnumeric vulnerability  21 April 2008 
Posted by Benjamin D. Thomas   
Thilo Pfennig and Morten Welinder discovered that the XLS spreadsheet handling code in Gnumeric did not correctly calculate needed memory sizes. If a user or automated system were tricked into loading a specially crafted XLS document, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: poppler vulnerability  17 April 2008 
Posted by Benjamin D. Thomas   
It was discovered that the poppler PDF library did not correctly handle certain malformed embedded fonts. If a user or an automated system were tricked into opening a malicious PDF, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: KOffice vulnerability  17 April 2008 
Posted by Benjamin D. Thomas   
USN-603-1 fixed vulnerabilities in poppler. This update provides the corresponding updates for KWord, part of KOffice. Original advisory details: It was discovered that the poppler PDF library did not correctly handle certain malformed embedded fonts. If a user or an automated system were tricked into opening a malicious PDF, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: rsync vulnerability  11 April 2008 
Posted by Benjamin D. Thomas   
Sebastian Krahmer discovered that rsync could overflow when handling ACLs. An attacker could construct a malicious set of files that when processed by rsync could lead to arbitrary code execution or a crash.
 
Ubuntu: Ghostscript vulnerability  09 April 2008 
Posted by Benjamin D. Thomas   
Chris Evans discovered that Ghostscript contained a buffer overflow in its color space handling code. If a user or automated system were tricked into opening a crafted Postscript file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program. (CVE-2008-0411)
 
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