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Ubuntu: 4036-1 Moderate Risk of Neutron Security Bypass Error

A system hardening measure could be bypassed.. =========================================================================Ubuntu Security Notice USN-4036-1 June 25, 2019 neutron vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.10 - Ubuntu 16.04 LTS Summary: A system hardening measure could be bypassed. Software Description: - neutron: OpenStack Virtual Network Service Details: Erik Olof Gunnar Andersson discovered that OpenStack Neutron incorrectly handled certain security group rules in the iptables firewall module. An authenticated attacker could possibly use this issue to block further application of security group rules for other instances. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.10: python-neutron 2:13.0.2-0ubuntu3.4 python3-neutron 2:13.0.2-0ubuntu3.4 Ubuntu 16.04 LTS: python-neutron 2:8.4.0-0ubuntu7.4 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-4036-1 CVE-2019-9735 Package Information: https://launchpad.net/ubuntu/+source/neutron/2:13.0.2-0ubuntu3.4 https://launchpad.net/ubuntu/+source/neutron/2:8.4.0-0ubuntu7.4 . Ubuntu Security Advisory USN-4036-1 outlines a weakness in neutron that permits authenticated users to circumvent security protocols.. OpenStack Vulnerability, Ubuntu Security, Neutron Attack. . LinuxSecurity.com Team

Jun 25, 2019 Ubuntu