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=========================================================== Ubuntu Security Notice USN-784-1 June 09, 2009 imagemagick vulnerability CVE-2009-1882 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 8.04 LTS Ubuntu 8.10 Ubuntu 9.04 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: libmagick9 6:6.2.4.5-0.6ubuntu0.9 Ubuntu 8.04 LTS: libmagick10 7:6.3.7.9.dfsg1-2ubuntu1.1 Ubuntu 8.10: libmagick10 7:6.3.7.9.dfsg1-2ubuntu3.1 Ubuntu 9.04: libmagickcore1 7:6.4.5.4.dfsg1-1ubuntu3.1 In general, a standard system upgrade is sufficient to effect the necessary changes. Details follow: It was discovered that ImageMagick did not properly verify the dimensions of TIFF files. If a user or automated system were tricked into opening a crafted TIFF file, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program.