Android security advisory

Number: AV19-223
Date : 07 October 2019

On October 7 2019 Android published a Security Bulletin to address multiple vulnerabilities affecting android devices. Within the Security Bulletin is an elevation of privilege vulnerability VulnerabilityA flaw or weakness in the design or implementation of an information system or its environment that could be exploited to adversely affect an organization's assets or operations. (CVE-2019-2215) which affects Android 8.x and later. This vulnerability may be exploitable either through the installation of an untrusted application or through a specially crafted website that leverages additional exploits. In the latter case, the additional exploits would rely on vulnerabilities that may have been patched in past security updates. Once exploited the vulnerability would allow an actor to fully compromise CompromiseThe intentional or unintentional disclosure of information, which adversely impacts its confidentiality, integrity, or availability. an affected device. The following devices are vulnerable; however, this list is not exhaustive:

• Google - Pixel 1, Pixel 1 XL, Pixel 2, Pixel 2XL
• Samsung - S7, S8, S9
• LG - Oreo LG phones
• Motorola - Moto Z3
• Huawei - P20
• Xiaomi - Redmi Note 5, Redmi 5A, A1
• Oppo - A3

Android announced that Pixel 1 and Pixel 2 devices will receive at patch as part of their October update. Pixel 3 and 3a are not affected by this vulnerability:

https://source.android.com/security/bulletin/pixel/2019-10-01

Other manufacturers affected by this vulnerability have not yet announced security updates. The Cyber Centre encourages users and administrators to review the Android Security Bulletins webpage and apply the necessary security updates once they become available:

https://source.android.com/security/bulletin/2019-10-01

Note to Readers

The Canadian Centre for Cyber Security Cyber securityThe protection of digital information, as well as the integrity of the infrastructure housing and transmitting digital information. More specifically, cyber security includes the body of technologies, processes, practices and response and mitigation measures designed to protect networks, computers, programs and data from attack, damage or unauthorized access so as to ensure confidentiality, integrity and availability. (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure Critical infrastructureProcesses, systems, facilities, technologies, networks, assets, and services essential to the health, safety, security, or economic well-being of Canadians and the effective functioning of government. Critical infrastructure can be stand-alone or interconnected and interdependent within and across provinces, territories, and national borders. Disruptions of critical infrastructure could result in catastrophic loss of life, adverse economic effects, and significant harm to public confidence. , Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.