- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-64 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: libxls: Multiple vulnerabilities Date: March 30, 2020 Bugs: #638336, #674006 ID: 202003-64 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in libxls, the worst of which could result in the arbitrary execution of code. Background ========== libxls is a C library for reading Excel files in the nasty old binary OLE format, plus a command-line tool for converting XLS to CSV. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libxls < 1.5.2 >= 1.5.2 Description =========== Multiple vulnerabilities have been discovered in libxls. Please review the CVE identifiers referenced below for details. Impact ====== A remote attacker could entice a user to process a specially crafted Excel file using libxls, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All libxls users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libxls-1.5.2" References ========== [ 1 ] CVE-2017-12110 https://nvd.nist.gov/vuln/detail/CVE-2017-12110 [ 2 ] CVE-2017-12111 https://nvd.nist.gov/vuln/detail/CVE-2017-12111 [ 3 ] CVE-2017-2896 https://nvd.nist.gov/vuln/detail/CVE-2017-2896 [ 4 ] CVE-2017-2897 https://nvd.nist.gov/vuln/detail/CVE-2017-2897 [ 5 ] CVE-2017-2919 https://nvd.nist.gov/vuln/detail/CVE-2017-2919 [ 6 ] CVE-2018-20450 https://nvd.nist.gov/vuln/detail/CVE-2018-20450 [ 7 ] CVE-2018-20452 https://nvd.nist.gov/vuln/detail/CVE-2018-20452 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202003-64 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