- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202012-03 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Mozilla Firefox: Multiple vulnerabilities Date: December 07, 2020 Bugs: #755170 ID: 202012-03 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code. Background ========== Mozilla Firefox is a popular open-source web browser from the Mozilla project. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 www-client/firefox < 83 >= 78.5.0:0/esr78 >= 83 2 www-client/firefox-bin < 83 >= 78.5.0:0/esr78 >= 83 ------------------------------------------------------------------- 2 affected packages Description =========== Multiple vulnerabilities have been discovered in Mozilla Firefox. Please review the CVE identifiers referenced below for details. Impact ====== Please review the referenced CVE identifiers for details. Workaround ========== There is no known workaround at this time. Resolution ========== All Mozilla Firefox users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-83" All Mozilla Firefox binary users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-83" All Mozilla Firefox (ESR) users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot -v ">=www-client/firefox-78.5.0:0/esr78" All Mozilla Firefox (ESR) binary users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot -v ">=www-client/firefox-bin-78.5.0:0/esr78" References ========== [ 1 ] Mozilla Foundation Security Advisory 2020-51 https://www.mozilla.org/en-US/security/advisories/mfsa2020-51/ [ 2 ] CVE-2020-16012 https://nvd.nist.gov/vuln/detail/CVE-2020-16012 [ 3 ] CVE-2020-26951 https://nvd.nist.gov/vuln/detail/CVE-2020-26951 [ 4 ] CVE-2020-26953 https://nvd.nist.gov/vuln/detail/CVE-2020-26953 [ 5 ] CVE-2020-26956 https://nvd.nist.gov/vuln/detail/CVE-2020-26956 [ 6 ] CVE-2020-26958 https://nvd.nist.gov/vuln/detail/CVE-2020-26958 [ 7 ] CVE-2020-26959 https://nvd.nist.gov/vuln/detail/CVE-2020-26959 [ 8 ] CVE-2020-26960 https://nvd.nist.gov/vuln/detail/CVE-2020-26960 [ 9 ] CVE-2020-26961 https://nvd.nist.gov/vuln/detail/CVE-2020-26961 [ 10 ] CVE-2020-26965 https://nvd.nist.gov/vuln/detail/CVE-2020-26965 [ 11 ] CVE-2020-26968 https://nvd.nist.gov/vuln/detail/CVE-2020-26968 [ 12 ] Mozilla Foundation Security Advisory 2020-50 https://www.mozilla.org/en-US/security/advisories/mfsa2020-50/ Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202012-03 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