- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202011-15 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: libmaxminddb: Denial of service Date: November 14, 2020 Bugs: #753275 ID: 202011-15 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability in libmaxminddb could lead to a Denial of Service condition. Background ========== The libmaxminddb library provides a C library for reading MaxMind DB files, including the GeoIP2 databases from MaxMind. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libmaxminddb < 1.4.3 >= 1.4.3 Description =========== libmaxminddb used uninitialised memory when reading from a corrupt database file. Impact ====== A remote attacker could entice a user to use a specially crafted database with libmaxminddb, possibly resulting in a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All libmaxminddb users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libmaxminddb-1.4.3" References ========== [ 1 ] CVE-2020-28241 https://nvd.nist.gov/vuln/detail/CVE-2020-28241 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202011-15 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 2020 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