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Gentoo GLSA 202003-63 Normal: GNU IDN Library 2 Remote Execution Severity

Multiple vulnerabilities have been found in GNU IDN Library 2, the worst of which could result in the remote execution of arbitrary code.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-63 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: GNU IDN Library 2: Multiple vulnerabilities Date: March 30, 2020 Bugs: #697752 ID: 202003-63 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Multiple vulnerabilities have been found in GNU IDN Library 2, the worst of which could result in the remote execution of arbitrary code. Background ========= GNU IDN Library 2 is an implementation of the IDNA2008 + TR46 specifications (RFC 5890, RFC 5891, RFC 5892, RFC 5893, TR 46). Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-dns/libidn2 < 2.2.0 > = 2.2.0 Description ========== Multiple vulnerabilities have been discovered in GNU IDN Library 2. Please review the CVE identifiers referenced below for details. Impact ===== A remote attacker could send specially crafted input, possibly resulting in execution of arbitrary code with the privileges of the process, impersonation of domains or a Denial of Service condition. Workaround ========= There is no known workaround at this time. Resolution ========= All GNU IDN Library 2 users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =net-dns/libidn2-2.2.0" References ========= [ 1 ] CVE-2019-12290 https://nvd.nist.gov/vuln/detail/CVE-2019-12290 [ 2 ]CVE-2019-18224 https://nvd.nist.gov/vuln/detail/CVE-2019-18224 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202003-63 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 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/ . Keep updated regarding Gentoo's GLSA 202003-63, which deals with significant problems found in GNU IDN Library 2 and their respective fixes.. GNU IDN Library,Gentoo GLSA 202003-63,Security Advisory,Remote Execution Issues. . LinuxSecurity.com Team

Mar 30, 2020 Gentoo