- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202104-10 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Mozilla Firefox: Multiple vulnerabilities Date: April 30, 2021 Bugs: #772305, #778269, #784572 ID: 202104-10 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 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 < 88.0 >= 78.10.0:0/esr78 >= 88.0 2 www-client/firefox-bin < 88.0 >= 78.10.0:0/esr78 >= 88.0 ------------------------------------------------------------------- 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 ESR users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-78.10.0" All Mozilla Firefox ESR binary users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-78.10.0" All Mozilla Firefox users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-88.0" All Mozilla Firefox binary users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-88.0" References ========== [ 1 ] CVE-2021-23961 https://nvd.nist.gov/vuln/detail/CVE-2021-23961 [ 2 ] CVE-2021-23968 https://nvd.nist.gov/vuln/detail/CVE-2021-23968 [ 3 ] CVE-2021-23969 https://nvd.nist.gov/vuln/detail/CVE-2021-23969 [ 4 ] CVE-2021-23970 https://nvd.nist.gov/vuln/detail/CVE-2021-23970 [ 5 ] CVE-2021-23971 https://nvd.nist.gov/vuln/detail/CVE-2021-23971 [ 6 ] CVE-2021-23972 https://nvd.nist.gov/vuln/detail/CVE-2021-23972 [ 7 ] CVE-2021-23973 https://nvd.nist.gov/vuln/detail/CVE-2021-23973 [ 8 ] CVE-2021-23974 https://nvd.nist.gov/vuln/detail/CVE-2021-23974 [ 9 ] CVE-2021-23975 https://nvd.nist.gov/vuln/detail/CVE-2021-23975 [ 10 ] CVE-2021-23976 https://nvd.nist.gov/vuln/detail/CVE-2021-23976 [ 11 ] CVE-2021-23977 https://nvd.nist.gov/vuln/detail/CVE-2021-23977 [ 12 ] CVE-2021-23978 https://nvd.nist.gov/vuln/detail/CVE-2021-23978 [ 13 ] CVE-2021-23981 https://nvd.nist.gov/vuln/detail/CVE-2021-23981 [ 14 ] CVE-2021-23982 https://nvd.nist.gov/vuln/detail/CVE-2021-23982 [ 15 ] CVE-2021-23983 https://nvd.nist.gov/vuln/detail/CVE-2021-23983 [ 16 ] CVE-2021-23984 https://nvd.nist.gov/vuln/detail/CVE-2021-23984 [ 17 ] CVE-2021-23985 https://nvd.nist.gov/vuln/detail/CVE-2021-23985 [ 18 ] CVE-2021-23986 https://nvd.nist.gov/vuln/detail/CVE-2021-23986 [ 19 ] CVE-2021-23987 https://nvd.nist.gov/vuln/detail/CVE-2021-23987 [ 20 ] CVE-2021-23988 https://nvd.nist.gov/vuln/detail/CVE-2021-23988 [ 21 ] CVE-2021-23994 https://nvd.nist.gov/vuln/detail/CVE-2021-23994 [ 22 ] CVE-2021-23995 https://nvd.nist.gov/vuln/detail/CVE-2021-23995 [ 23 ] CVE-2021-23998 https://nvd.nist.gov/vuln/detail/CVE-2021-23998 [ 24 ] CVE-2021-23999 https://nvd.nist.gov/vuln/detail/CVE-2021-23999 [ 25 ] CVE-2021-24002 https://nvd.nist.gov/vuln/detail/CVE-2021-24002 [ 26 ] CVE-2021-29945 https://nvd.nist.gov/vuln/detail/CVE-2021-29945 [ 27 ] CVE-2021-29946 https://nvd.nist.gov/vuln/detail/CVE-2021-29946 [ 28 ] MFSA-2021-08 https://www.mozilla.org/en-US/security/advisories/mfsa2021-08/ [ 29 ] MFSA-2021-11 https://www.mozilla.org/en-US/security/advisories/mfsa2021-11/ [ 30 ] MFSA-2021-15 https://www.mozilla.org/en-US/security/advisories/mfsa2021-15/ Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202104-10 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 2021 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