Ubuntu Security Notice USN-760-1 - It was discovered that CUPS did not properly check the height of TIFF images. If a user or automated system were tricked into opening a crafted TIFF image file, a remote attacker could cause a denial of service or possibly execute arbitrary code with user privileges. In Ubuntu 7.10, 8.04 LTS, and 8.10, attackers would be isolated by the AppArmor CUPS profile.
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