Pixel / Nexus Security Bulletin—December 2018

Published December 3, 2018

The Pixel / Nexus Security Bulletin contains details of security vulnerabilities and functional improvements affecting supported Google Pixel and Nexus devices (Google devices). For Google devices, security patch levels of 2018-12-05 or later address all issues in this bulletin and all issues in the December 2018 Android Security Bulletin. To learn how to check a device's security patch level, see Check & update your Android version.

All supported Google devices will receive an update to the 2018-12-05 patch level. We encourage all customers to accept these updates to their devices.

Note: The Google device firmware images are available on the Google Developer site.

Announcements

In addition to the security vulnerabilities described in the December 2018 Android Security Bulletin, Google devices also contain patches for the security vulnerabilities described below.

Security patches

Vulnerabilities are grouped under the component they affect. There is a description of the issue and a table with the CVE, associated references, type of vulnerability, severity, and updated Android Open Source Project (AOSP) versions (where applicable). When available, we link the public change that addressed the issue to the bug ID, such as the AOSP change list. When multiple changes relate to a single bug, additional references are linked to numbers following the bug ID.

Qualcomm components

Functional patches

The functional patches are included for affected Pixel devices to address functionality issues not related to the security of Pixel devices. The patches listed in the table below include associated references, the affected category, and the affected devices.

Common questions and answers

This section answers common questions that may occur after reading this bulletin.

1. How do I determine if my device is updated to address these issues?

Security patch levels of 2018-12-05 or later address all issues associated with the 2018-12-05 security patch level and all previous patch levels. To learn how to check a device's security patch level, read the instructions on the Pixel and Nexus update schedule.

2. What do the entries in the Type column mean?

Entries in the Type column of the vulnerability details table reference the classification of the security vulnerability.

3. What do the entries in the References column mean?

Entries under the References column of the vulnerability details table may contain a prefix identifying the organization to which the reference value belongs.

4. What does a * next to the Android bug ID in the References column mean?

Issues that are not publicly available have a * next to the Android bug ID in the References column. The update for that issue is generally contained in the latest binary drivers for Pixel / Nexus devices available from the Google Developer site.

5. Why are security vulnerabilities split between this bulletin and the Android Security Bulletins?

Security vulnerabilities that are documented in the Android Security Bulletins are required to declare the latest security patch level on Android devices. Additional security vulnerabilities, such as those documented in this bulletin are not required for declaring a security patch level.

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