- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201209-21 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: fastjar: Directory traversal Date: September 28, 2012 Bugs: #325557 ID: 201209-21 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Two directory traversal vulnerabilities have been found in fastjar, allowing remote attackers to create or overwrite arbitrary files. Background ========== fastjar is a Java archiver written in C. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-arch/fastjar < 0.98-r1 >= 0.98-r1 Description =========== Two directory traversal vulnerabilities have been discovered in fastjar. Please review the CVE identifiers referenced below for details. Impact ====== A remote attacker could entice a user to open a specially crafted JAR file, possibly resulting in the creation or truncation of arbitrary files. Workaround ========== There is no known workaround at this time. Resolution ========== All fastjar users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-arch/fastjar-0.98-r1" References ========== [ 1 ] CVE-2010-0831 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0831 [ 2 ] CVE-2010-2322 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2322 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201209-21.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@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2012 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