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security advisoryGentoobuffer overflow

Gentoo: GLSA-202205-14 Normal: FOO-LIB Remote Code Execution

A stack-based buffer overflow in JBIG-KIT might allow remote attackers to cause a Denial of Service.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201405-20 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: JBIG-KIT: Denial of Service Date: May 18, 2014 Bugs: #507254 ID: 201405-20 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= A stack-based buffer overflow in JBIG-KIT might allow remote attackersto cause a Denial of Service. Background ========= JBIG-KIT is a software implementation of the JBIG1 data compression standard. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/jbigkit < 2.1 > = 2.1 Description ========== JBIG-KIT contains a stack-based buffer overflow in the jbg_dec_in function in libjbig/jbig.c. Impact ===== A remote attacker could possibly cause a Denial of Service condition via a specially crafted image file. Workaround ========= There is no known workaround at this time. Resolution ========= All JBIG-KIT users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =media-libs/jbigkit-2.1" References ========= [ 1 ] CVE-2013-6369 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6369 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201405-20 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of ourusers' 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 2014 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 vulnerability in the JBIG-KIT library could be exploited by remote adversaries to trigger a Denial of Service attack. Apply the necessary updates to mitigate this security risk.. JBIG-KIT Denial of Service,Gentoo Security Advisory,Security Patch. . LinuxSecurity.com Team

May 18, 2014 Gentoo