The only sure-fire way to keep OTA updates at bay on iOS 10.2 is installing the Apple TV beta profile to fool the daemon into searching for TV builds instead of iOS ones.
This is the update:
Wi-Fi
Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later
Impact: An attacker within range may be able to execute arbitrary code on the Wi-Fi chip
Description: A stack buffer overflow was addressed through improved input validation.
CVE-2017-6975: Gal Beniamini of Google Project Zero
This is the update:
Wi-Fi Available for: iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later Impact: An attacker within range may be able to execute arbitrary code on the Wi-Fi chip Description: A stack buffer overflow was addressed through improved input validation. CVE-2017-6975: Gal Beniamini of Google Project Zero