Via [url=https://steamcommunity.com/games/CSGO/announcements/detail/520828168477605890]the Steam Community[/url]:

[quote=Valve][b][u]MAPS[/u][/b]
[b]Inferno[/b]
- Adjusted clipping on stairs under balcony

[b][u]MISC[/u][/b]
- Fixed offset discrepancy in legacy SSG08 model.
- Fixed stickers mask on legacy Dual Elites magazine model.
- Fixed Dual Elite pistol holster floating off the local firstperson leg model.
- Fixed a regression in grenade interactions with ragdolls.
- Fixed a bug where +attack2 and +lookatweapon composite binding could get silenced weapon into an inconsistent silencer state.[/quote]

Rumor has it:

- After being missing in action for some time following CS2's release, [url=https://github.com/SteamDatabase/GameTracking-CS2/commit/63addc0dd2c3d81ac40041b99ab7174f4a4b65d8#diff-1ea05fdd29b6730b4b07fcfbf2f918671062bd5a6508e3cef53c03f43a318b88]compatibility versions on the Steam Workshop[/url] are making a comeback
- Although they're still under the same [url=https://steamcommunity.com/profiles/76561198082857351/myworkshopfiles/?appid=730]CS:GO Official/CS2 Official account[/url] as with CS:GO's compatibility versions, currently, all of the configured compatibility versions are unpublished on the Steam Workshop and are only accessible through their direct URLs
- It remains to be seen whether that will remain the case going forward, as it was a signal not only of a near-future update, but also enabled players to know which maps would be updated prior to its arrival

- And for Steam China users, Perfect World looks to be [url=https://github.com/SteamDatabase/GameTracking-CS2/commit/63addc0dd2c3d81ac40041b99ab7174f4a4b65d8#diff-c6407972ca63f9d8d358ea904cef390438689604f83eaf6a7935d89a6e118cb1]setting up a new matchmaking cluster within the Chinese capital of Beijing[/url]

- Size is close to 675 MB (with Workshop Tools installed)