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Ubuntu: xen-3.0 vulnerability  09 October 2007 
Posted by Benjamin D. Thomas   
Joris van Rantwijk discovered that the Xen host did not correctly validate the contents of a Xen guests's grug.conf file. Xen guest root users could exploit this to run arbitrary commands on the host when the guest system was rebooted.
 
Ubuntu: debian-goodies vulnerability  04 October 2007 
Posted by Benjamin D. Thomas   
Thomas de Grenier de Latour discovered that the checkrestart program included in debian-goodies did not correctly handle shell meta-characters. A local attacker could exploit this to gain the privileges of the user running checkrestart.
 
Ubuntu: libsndfile vulnerability  04 October 2007 
Posted by Benjamin D. Thomas   
Robert Buchholz discovered that libsndfile did not correctly validate the size of its memory buffers. If a user were tricked into playing a specially crafted FLAC file, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: OpenOffice.org vulnerability  04 October 2007 
Posted by Benjamin D. Thomas   
An integer overflow was discovered in the TIFF handling code in OpenOffice. If a user were tricked into loading a malicious TIFF image, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: ImageMagick vulnerabilities  03 October 2007 
Posted by Benjamin D. Thomas   
Multiple vulnerabilities were found in the image decoders of ImageMagick. If a user or automated system were tricked into processing a malicious DCM, DIB, XBM, XCF, or XWD image, a remote attacker could execute arbitrary code with user privileges.
 
Ubuntu: OpenSSL vulnerabilities  28 September 2007 
Posted by Benjamin D. Thomas   
It was discovered that OpenSSL did not correctly perform Montgomery multiplications. Local attackers might be able to reconstruct RSA private keys by examining another user's OpenSSL processes.
 
Ubuntu: libmodplug vulnerability  27 September 2007 
Posted by Benjamin D. Thomas   
Luigi Auriemma discovered that libmodplug did not properly sanitize its input. A specially crafted AMF file could be used to exploit this situation to cause buffer overflows and possibly execute arbitrary code as the user.
 
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