Stay Secure with the Latest Linux Advisories

security advisorygentooremote execution

Gentoo GLSA-201612-33 Normal: Ghostscript Integer Overflow Risk

An integer overflow in GPL Ghostscript may allow remote attackers to execute arbitrary code.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 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 This email address is being protected from spambots. You need JavaScript enabled to view it. 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. https://creativecommons.org/licenses/by-sa/2.5/ . A buffer overflow vulnerability within GPL Ghostscript could enable malicious actors to execute arbitrary code remotely. It's advised to update to protect systems.. Ghostscript Arbitrary Code Integer Overflow Gentoo Advisory. . LinuxSecurity.com Team

Dec 13, 2016 Gentoo