- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201401-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: PCSC-Lite: Arbitrary code execution Date: January 21, 2014 Bugs: #349561 ID: 201401-17 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability in PCSC-Lite could result in execution of arbitrary code or Denial of Service. Background ========== PCSC-Lite is a PC/SC Architecture smartcard middleware library. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/pcsc-lite < 1.6.6 >= 1.6.6 Description =========== PCSC-Lite contains a stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset Handler (atrhandler.c). Impact ====== A physically proximate attacker could execute arbitrary code or cause a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All PCSC-Lite users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=sys-apps/pcsc-lite-1.6.6" NOTE: This is a legacy GLSA. Updates for all affected architectures are available since January 10, 2011. It is likely that your system is already no longer affected by this issue. References ========== [ 1 ] CVE-2010-4531 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-4531 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201401-17.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 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. http://creativecommons.org/licenses/by-sa/2.5