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Gentoo: GLSA 202003-49 High: BlueZ Security Bypass Threat

A vulnerability in BlueZ might allow remote attackers to bypass security restrictions.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-49 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: BlueZ: Security bypass Date: March 25, 2020 Bugs: #712292 ID: 202003-49 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= A vulnerability in BlueZ might allow remote attackers to bypass security restrictions. Background ========= Set of tools to manage Bluetooth devices for Linux. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-wireless/bluez < 5.54 > = 5.54 Description ========== It was discovered that the HID and HOGP profiles implementations in BlueZ did not specifically require bonding between the device and the host. Impact ===== A remote attacker with adjacent access could impersonate an existing HID device, cause a Denial of Service condition or escalate privileges. Workaround ========= There is no known workaround at this time. Resolution ========= All BlueZ users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =net-wireless/bluez-5.54" References ========= [ 1 ] CVE-2020-0556 https://nvd.nist.gov/vuln/detail/CVE-2020-0556 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202003-49 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality andsecurity of our users' machines is of utmost importance to us. Any security concerns should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it. 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/ . Critical vulnerability notification GLSA 202304-67 warns about a PulseAudio flaw enabling unauthorized access for Gentoo users, currently lacking a viable fix.. Gentoo Linux, BlueZ Security, High Severity Advisory, Remote Access Threat. . LinuxSecurity.com Team

Mar 25, 2020 Gentoo