A correction release of Firefox 90.0.1 is available, offering several fixes:
- Fixed a loop that causes parasitic load on the CPU when processing HTTP/3 responses.
- Fixed a crash that occurred during shutdown under a rare set of circumstances.
- Fixed authentication errors that occurred when using some smart cards.
- Fixed a crash on Windows when using tools for people with disabilities.
- Fixed a race condition on startup after a browser refresh resulting in empty content in separate tables on the about:support page.
Source: opennet.ru