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Gentoo: GLSA-200805-11 Normal: Chicken Multiple Code Risks

Multiple vulnerabilities in Chicken could result in the execution of arbitrary code.. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200805-11 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Chicken: Multiple vulnerabilities Date: May 12, 2008 Bugs: #198979 ID: 200805-11 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Multiple vulnerabilities in Chicken could result in the execution of arbitrary code. Background ========= Chicken is a Scheme interpreter and native Scheme to C compiler. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-scheme/chicken < 3.1.0 > = 3.1.0 Description ========== Chicken includes a copy of PCRE which is vulnerable to multiple buffer overflows and memory corruption vulnerabilities (GLSA 200711-30). Impact ===== An attacker could entice a user to process specially crafted regular expressions with Chicken, which could possibly lead to the execution of arbitrary code, a Denial of Service or the disclosure of sensitive information. Workaround ========= There is no known workaround at this time. Resolution ========= All Chicken users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =dev-scheme/chicken-3.1.0" References ========= [ 1 ] GLSA 200711-30 https://security.gentoo.org/glsa/200711-30 Availability =========== This GLSA and any updates to it are available for viewing at the GentooSecurity Website: https://security.gentoo.org/glsa/200805-11 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 2008 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/ -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.7 (GNU/Linux) Comment: Using GnuPG with Mozilla - iD8DBQFIKLC+uhJ+ozIKI5gRArgFAJ9wHwO4Gg70EZvvns64MUBtPwGz2ACeN7AD uxRbho3Cxrtg3a/meVZrGzg=QaxS -----END PGP SIGNATURE----- . Several security flaws in the Chicken framework may enable unauthorized code execution. To reduce exposure, ensure you update to the latest patched versions.. Chicken Vulnerabilities,Gentoo Security Advisory,Code Execution Risk. . LinuxSecurity.com Team

May 12, 2008 Gentoo