USN-791-2: Moodle vulnerability

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http://www.ubuntu.com – Referenced CVEs:  CVE-2009-1171 Description:  =========================================================== Ubuntu Security Notice USN-791-2 June 24, 2009 moodle vulnerability CVE-2009-1171 =========================================================== A security issue affects the following Ubuntu releases: 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 9.04: moodle 1.9.4.dfsg-0ubuntu1.1 After a standard system upgrade you need to access the Moodle instance and accept the database update to clear any invalid cached data. Details follow: Christian Eibl discovered that the TeX filter in Moodle allowed any function to be used. An authenticated remote attacker could post a specially crafted TeX formula to execute arbitrary TeX functions, potentially reading any file accessible to the web server user, leading to a loss of privacy. (CVE-2009-1171, MSA-09-0009) (Distributions)