PT-2026-60002

Summary Tornado's optional native extension tornado.speedups implements websocket mask without validating that the mask argument is exactly four bytes long. The C function reads four bytes from mask unconditionally, even when Python passes a shorter byte string. This can read beyond the provided...

Security update for go1.25

go1.25 released 2025-08-12 is a major release of Go. go1.25.x minor releases will be provided through August 2026. https://github.com/golang/go/wiki/Go-Release-Cycle go1.25 arrives six months after Go 1.24. Most of its changes are in the implementation of the toolchain, runtime, and libraries. As...