- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200809-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: R: Insecure temporary file creation Date: September 22, 2008 Bugs: #235822 ID: 200809-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== R is vulnerable to symlink attacks due to an insecure usage of temporary files. Background ========== R is a GPL licensed implementation of S, a language and environment for statistical computing and graphics. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-lang/R < 2.7.1 >= 2.7.1 Description =========== Dmitry E. Oboukhov reported that the "javareconf" script uses temporary files in an insecure manner. Impact ====== A local attacker could exploit this vulnerability to overwrite arbitrary files with the privileges of the user running the application. Workaround ========== There is no known workaround at this time. Resolution ========== All R users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-lang/R-2.7.1" References ========== [ 1 ] CVE-2008-3931 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3931 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200809-13.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@xxxxxxxxxx or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2008 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5
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