- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201612-48 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Firejail: Multiple vulnerabilities Date: December 27, 2016 Bugs: #601994 ID: 201612-48 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been discovered in Firejail, the worst of which may allow bypassing of sandbox protection. Background ========== A SUID program that reduces the risk of security breaches by restricting the running environment of untrusted applications using Linux namespaces and seccomp-bpf. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/firejail < 0.9.44.2 >= 0.9.44.2 2 sys-apps/firejail-lts >= 0.9.38.6 ------------------------------------------------------------------- 2 affected packages Description =========== Multiple vulnerabilities have been discovered in Firejail. Please review upstream's release notes below for details. Impact ====== A remote attacker could possibly bypass sandbox protection, cause a Denial of Service condition, or change a system's DNS server. Workaround ========== There is no known workaround at this time. Resolution ========== All Firejail users should switch to the newly added LTS version: # emerge --sync # emerge --ask --oneshot --verbose ">=sys-apps/firejail-lts-0.9.38.6"= Users who want to stay on the current branch should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=sys-apps/firejail-0.9.44.2" References ========== [ 1 ] Firejail Release Notes http://firejail.wordpress.com/download-2/release-notes/ Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201612-48 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 2016 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