Pixel Update Bulletin—December 2020

Published December 7, 2020 | Updated February 10, 2021

The Pixel Update Bulletin contains details of security vulnerabilities and functional improvements affecting supported Pixel devices (Google devices). For Google devices, security patch levels of 2020-12-05 or later address all issues in this bulletin and all issues in the December 2020 Android Security Bulletin. To learn how to check a device's security patch level, see Check and update your Android version.

All supported Google devices will receive an update to the 2020-12-05 patch level. We encourage all customers to accept these updates to their devices.


  • In addition to the security vulnerabilities described in the December 2020 Android Security Bulletin, Google devices also contain patches for the security vulnerabilities described below. When applicable, partners were notified that these issues are being addressed, and may choose to incorporate them as part of their device updates.

Security patches

Vulnerabilities are grouped under the component that 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, like the AOSP change list. When multiple changes relate to a single bug, additional references are linked to numbers following the bug ID.


CVE References Type Severity Component
CVE-2020-0475 A-162324374 EoP Moderate 11
CVE-2020-0479 A-157294893 EoP Moderate 11
CVE-2020-0480 A-157320716 EoP Moderate 11
CVE-2020-0485 A-166125765 EoP Moderate 11
CVE-2020-0486 A-150857116 EoP Moderate 11
CVE-2020-27052 A-158833495 EoP Moderate 11
CVE-2020-0482 A-150706572 ID Moderate 11
CVE-2020-0493 A-150615407 ID Moderate 11
CVE-2020-0495 A-155473137 ID Moderate 11
CVE-2020-0496 A-149481220 ID Moderate 11
CVE-2020-0497 A-158481661 ID Moderate 11
CVE-2020-0500 A-154913391 ID Moderate 11
CVE-2020-27026 A-79776455 ID Moderate 11

Media framework

CVE References Type Severity Component
CVE-2020-0489 A-151096540 RCE Moderate 11
CVE-2020-0474 A-169282240 EoP Moderate 11
CVE-2020-0478 A-150780418 EoP Moderate 11
CVE-2020-0483 A-155647761 [2] EoP Moderate 11
CVE-2020-0484 A-155769496 EoP Moderate 11
CVE-2020-0244 A-145262423 ID Moderate 11
CVE-2020-0488 A-158484516 ID Moderate 11
CVE-2020-0490 A-155560008 ID Moderate 11
CVE-2020-0492 A-154058264 ID Moderate 11
CVE-2020-0494 A-152895390 ID Moderate 11
CVE-2020-0498 A-160633884 ID Moderate 11
CVE-2020-0499 A-156076070 ID Moderate 11
CVE-2020-27035 A-152239213 ID Moderate 11
CVE-2020-27057 A-161903239 [2] [3] [4] ID Moderate 11
CVE-2017-6888 A-124775381 DoS Moderate 11
CVE-2020-0491 A-156819528 DoS Moderate 11
CVE-2020-27038 A-154302257 DoS Moderate 11


CVE References Type Severity Component
CVE-2020-0202 A-142936525 EoP Moderate 11
CVE-2020-0473 A-160691486 EoP Moderate 11
CVE-2020-0481 A-157472962 EoP Moderate 11
CVE-2020-27030 A-150612638 EoP Moderate 11
CVE-2020-27036 A-153731369 EoP Moderate 11
CVE-2020-27044 A-157066561 EoP Moderate 11
CVE-2020-27045 A-157649398 EoP Moderate 11
CVE-2020-27048 A-157650117 EoP Moderate 11
CVE-2020-27049 A-157649467 EoP Moderate 11
CVE-2020-27050 A-157650365 EoP Moderate 11
CVE-2020-27051 A-157650338 EoP Moderate 11
CVE-2020-27054 A-159061926 EoP Moderate 11
CVE-2020-0280 A-136565424 [2] ID Moderate 11
CVE-2020-0476 A-162014574 ID Moderate 11
CVE-2020-0477 A-162246414 [2] ID Moderate 11
CVE-2020-27021 A-168712245 ID Moderate 11
CVE-2020-27023 A-156009462 ID Moderate 11
CVE-2020-27024 A-162327732 ID Moderate 11
CVE-2020-27025 A-156008365 ID Moderate 11
CVE-2020-27027 A-122358602 ID Moderate 11
CVE-2020-27028 A-141618611 ID Moderate 11
CVE-2020-27031 A-151313205 ID Moderate 11
CVE-2020-27032 A-150857259 ID Moderate 11
CVE-2020-27033 A-153655153 ID Moderate 11
CVE-2020-27034 A-153556754 ID Moderate 11
CVE-2020-27037 A-153731335 ID Moderate 11
CVE-2020-27039 A-153878498 ID Moderate 11
CVE-2020-27040 A-153731880 ID Moderate 11
CVE-2020-27041 A-154928507 ID Moderate 11
CVE-2020-27043 A-155234594 ID Moderate 11
CVE-2020-27046 A-157649306 ID Moderate 11
CVE-2020-27047 A-157649298 ID Moderate 11
CVE-2020-27053 A-159371448 ID Moderate 11
CVE-2020-27055 A-161378819 ID Moderate 11
CVE-2020-27056 A-161356067 [2] ID Moderate 11
CVE-2020-27029 A-140218875 [2] DoS Moderate 11

Kernel components

CVE References Type Severity Component
CVE-2020-13143 A-157291413 EoP Moderate USB gadget
CVE-2020-25220 A-168590505 EoP Moderate Network
CVE-2020-27066 A-168043318* EoP Moderate ipv6 xfrm
CVE-2020-27067 A-152409173 [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] EoP Moderate Linux L2TP Subsystem
CVE-2018-16862 A-124036681 ID Moderate Memory management
CVE-2019-19535 A-146642941 ID Moderate PCAN-USB FD driver
CVE-2020-27068 A-119770583 ID Moderate Netlink
CVE-2019-20812 A-158178081 DoS Moderate Network

Qualcomm components

CVE References Type Severity Component
CVE-2020-11152 A-129282808
N/A Moderate GNSS HAL
CVE-2020-11183 A-72228042
QC-CR#2114346 [2]
N/A Moderate Graphics
CVE-2020-11148 A-150222083
N/A Moderate Qualcomm Bluetooth service
CVE-2020-11149 A-158197715
QC-CR#2594185 [2] [3]
N/A Moderate Camera
CVE-2020-11150 A-158198197
QC-CR#2629969 [2]
N/A Moderate Camera
CVE-2020-11151 A-158198372
QC-CR#2631383 [2]
N/A Moderate Video

Functional patches

For details on the new bug fixes and functional patches included in this release, refer to the Pixel Community forum.

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 2020-12-05 or later address all issues associated with the 2020-12-05 security patch level and all previous patch levels. To learn how to check a device's security patch level, read the instructions on the Google device 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 December 7, 2020 Bulletin published
1.1 December 10, 2020 Bulletin revised to include AOSP links
1.2 January 11, 2021 Revised CVE table
1.3 February 10, 2021 Revised CVE table