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Boletim de atualização do Pixel - abril de 2019

Published April 1, 2019

The Pixel Update Bulletin contains details of security vulnerabilities and functional improvements affecting supported Google Pixel devices (Google devices). For Google devices, security patch levels of 2019-04-05 or later address all issues in this bulletin and all issues in the April 2019 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 2019-04-05 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.


There are no Pixel security patches in the April 2019 Pixel Update Bulletin.

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.

References Category Improvements Devices
A-119823747 A-120135659 Assistant Improves Voice-Unlocking performance for Google Assistant Pixel 3, Pixel 3 XL
A-122883482 Setup Adjusts Wi-Fi connectivity during eSIM activation on certain carriers Pixel 3, Pixel 3 XL
A-119109648 Bluetooth Improves Bluetooth connectivity on Pixel devices Pixel, Pixel XL
A-119327025 Display Removes screen flash when ambient display wakes for some Pixel 3 devices Pixel 3, Pixel 3 XL

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 2019-04-05 or later address all issues associated with the 2019-04-05 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 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.

Abbreviation Definition
RCE Remote code execution
EoP Elevation of privilege
ID Information disclosure
DoS Denial of service
N/A Classification not available

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.

Prefix Reference
A- Android bug ID
QC- Qualcomm reference number
M- MediaTek reference number
N- NVIDIA reference number
B- Broadcom reference number

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

Issues that are not publicly available have an * 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 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.


Version Date Notes
1.0 April 1, 2019 Bulletin published.