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=========================================================== Ubuntu Security Notice USN-377-1 November 03, 2006 linux-restricted-modules-2.6.15, linux-restricted-modules-2.6.17 vulnerability CVE-2006-5379 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 6.10 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: nvidia-glx 2.6.15.12-1 Ubuntu 6.10: nvidia-glx 2.6.17.6-1 After a standard system upgrade you need to reboot your computer to effect the necessary changes. Details follow: Derek Abdine discovered that the NVIDIA Xorg driver did not correctly verify the size of buffers used to render text glyphs. When displaying very long strings of text, the Xorg server would crash. If a user were tricked into viewing a specially crafted series of glyphs, this flaw could be exploited to run arbitrary code with root privileges.