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Ubuntu: hplip vulnerability  12 October 2007 
Posted by Benjamin D. Thomas   
It was discovered that the hpssd tool of hplip did not correctly handle shell meta-characters. A local attacker could exploit this to execute arbitrary commands as the hplip user.
 
Ubuntu: Tk vulnerability  11 October 2007 
Posted by Benjamin D. Thomas   
It was discovered that Tk could be made to overrun a buffer when loading certain images. If a user were tricked into opening a specially crafted GIF image, remote attackers could cause a denial of service or execute arbitrary code with user privileges.
 
Ubuntu: MySQL vulnerabilities  11 October 2007 
Posted by Benjamin D. Thomas   
Neil Kettle discovered that MySQL could be made to dereference a NULL pointer and divide by zero. An authenticated user could exploit this with a crafted IF clause, leading to a denial of service. (CVE-2007-2583) Victoria Reznichenko discovered that MySQL did not always require the DROP privilege. An authenticated user could exploit this via RENAME TABLE statements to rename arbitrary tables, possibly gaining additional database access.
 
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.
 
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