“We aim to support all premium range devices with the latest Android updates for two years after the device has launched. We may choose not to upgrade a mid-range or entry-level device if testing does not meet our exacting standards and we feel the hardware isn’t capable of delivering a stable user experience.
“We provide a range of easily accessible resources within device settings, but also online to ensure users are able stay up to date with the latest information around Android on Sony Xperia products, these include:
“Our Security Update Program is an on-going initiative to make regular protective patches available against the latest risks, vulnerabilities and flaws, including: Android security (released by Google), those from relevant third-party vendors and any Xperia-specific issues. Depending on timing and situation, security updates may be released separately, as part of firmware maintenance or within a full Android OS upgrade.
“Because the Security Update Program is available to our entire premium line, select mid-range devices – timing and phasing may vary by carrier.”
Meltdown and Spectre patches for Sony Xperia devices
“For the issues known as “Meltdown” and “Spectre”, we will / are in the process of making patches available for: Xperia XA1, Xperia XA1 Ultra, Xperia L1, Xperia XA1 Plus, Xperia XA2, Xperia XA2 Ultra, Xperia L2, Xperia X Performance, Xperia X, Xperia X Compact, Xperia XZ, Xperia XZ Premium, Xperia XZs, Xperia XZ1 and Xperia XZ1 Compact. Patched devices will have Android Security Patch dated 2018-01-05.”