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=========================================================== Ubuntu Security Notice USN-208-1 October 17, 2005 graphviz vulnerability CAN-2005-2965 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 5.04 (Hoary Hedgehog) The following packages are affected: graphviz The problem can be corrected by upgrading the affected package to version 2.2-1ubuntu0.1. In general, a standard system upgrade is sufficient to effect the necessary changes. Details follow: Javier Fernández-Sanguino Peña discovered that the "dotty" tool created and used temporary files in an insecure way. A local attacker could exploit this with a symlink attack to create or overwrite arbitrary files with the privileges of the user running dotty.