- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201612-33 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: GPL Ghostscript: User-assisted execution of arbitrary code Date: December 13, 2016 Bugs: #556316 ID: 201612-33 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== An integer overflow in GPL Ghostscript may allow remote attackers to execute arbitrary code. Background ========== Ghostscript is an interpreter for the PostScript language and for PDF. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-text/ghostscript-gpl < 9.09 >= 9.09 Description =========== An integer overflow flaw was discovered that leads to an out-of-bounds read and write in gs_ttf.ps. Impact ====== A remote attacker could entice a user to open a specially crafted file, possibly resulting in the execution of arbitrary code with the privileges of the process or a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All GPL Ghostscript users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-text/ghostscript-gpl-9.09" References ========== [ 1 ] CVE-2015-3228 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3228 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201612-33 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 2016 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