Drupal 8.3.1 has been pushed to all Drupal Site Dashboards. This update contains security patches, and it’s strongly recommended that you upgrade immediately.
Pantheon release notes
Drupal Core Upgrades
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Documentation
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Bug Fixes
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In some cases, ssh operations to the platform would hang on connection if a user has ed25519 ssh keys in their agent keychain. This bug has been fixed. Note that we still don’t support ed25519 keys.
WP-CLI Upgrade
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WP-CLI on the Pantheon Platform has been upgraded to Version 1.1.0
Drupal Core Upgrades
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Drupal 8.2.7 has been pushed to all Pantheon Dashboards.
Documentation
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PHP Upgrade
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We upgraded PHP to 5.6.30 and 7.0.15. See our documentation to learn how to upgrade your PHP version.
Patched for Linux Kernel Vulnerability
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A vulnerability in the Linux Kernel was discovered that could allow users to gain root privileges. The Pantheon platform was quickly updated to prevent this privilege escalation.