Verizon has released a new software update OPM4.171019.021.P1 for Pixel and Pixel XL smartphones in the US. The new security patch is also available on Pixel 2 (OPM2.171026.006.G1) and Pixel 2 XL (OPM2.171026.006.H1).
The Android July security patch fixes Common Vulnerabilities and Exposures (CVE) in the open-source Android OS. In addition, the firmware update also includes minor bug fixes and improvements.
Software update OPM4.171019.021.P1 for Pixel and Pixel XL will gradually release to everyone. You can also check manually for updates, go to Settings > About device > System update.
Make sure you have enough charge on your device at least 60% to 70% before downloading the update.