- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201811-09 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: Icecast: Arbitrary code execution Date: November 10, 2018 Bugs: #670148 ID: 201811-09 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability in Icecast might allow remote attackers to execute arbitrary code. Background ========== Icecast is an open source alternative to SHOUTcast that supports MP3, OGG (Vorbis/Theora) and AAC streaming. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/icecast < 2.4.4 >= 2.4.4 Description =========== Multiple buffer overflows have been discovered in Icecast. Please review the CVE identifier referenced below for details. Impact ====== A remote attacker, by sending a specially crafted request using authentication type "url", could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All Icecast users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/icecast-2.4.4" References ========== [ 1 ] CVE-2018-18820 https://nvd.nist.gov/vuln/detail/CVE-2018-18820 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201811-09 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 2018 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