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=========================================================== Ubuntu Security Notice USN-542-1 November 14, 2007 poppler vulnerabilities CVE-2007-4352, CVE-2007-5392, CVE-2007-5393 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 6.10 Ubuntu 7.04 Ubuntu 7.10 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: libpoppler1 0.5.1-0ubuntu7.3 Ubuntu 6.10: libpoppler1 0.5.4-0ubuntu4.3 Ubuntu 7.04: libpoppler1 0.5.4-0ubuntu8.2 Ubuntu 7.10: libpoppler2 0.6-0ubuntu2.1 After a standard system upgrade you need to restart your session to effect the necessary changes. Details follow: Secunia Research discovered several vulnerabilities in poppler. If a user were tricked into loading a specially crafted PDF file, a remote attacker could cause a denial of service or possibly execute arbitrary code with the user's privileges in applications linked against poppler.