- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201710-32 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Apache: Multiple vulnerabilities Date: October 29, 2017 Bugs: #622240, #624868, #631308 ID: 201710-32 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in Apache, the worst of which may result in the loss of secrets. Background ========== The Apache HTTP server is one of the most popular web servers on the Internet. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 www-servers/apache < 2.4.27-r1 >= 2.4.27-r1 Description =========== Multiple vulnerabilities have been discovered in Apache. Please review the referenced CVE identifiers for details. Impact ====== The Optionsbleed vulnerability can leak arbitrary memory from the server process that may contain secrets. Additionally attackers may cause a Denial of Service condition, bypass authentication, or cause information loss. Workaround ========== There is no known workaround at this time. Resolution ========== All Apache users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-servers/apache-2.4.27-r1" References ========== [ 1 ] CVE-2017-3167 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3167 [ 2 ] CVE-2017-3169 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3169 [ 3 ] CVE-2017-7659 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7659 [ 4 ] CVE-2017-7668 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7668 [ 5 ] CVE-2017-7679 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7679 [ 6 ] CVE-2017-9788 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9788 [ 7 ] CVE-2017-9789 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9789 [ 8 ] CVE-2017-9798 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9798 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201710-32 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 2017 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. http://creativecommons.org/licenses/by-sa/2.5