Valve released 5 smaller Counter-Strike 2 patches in December 2023, on December 4, 7, 13, 18 and 21. Each is reproduced below as Valve published it, newest first.
A bigger update that month has its own article: CS2 update December 6, 2023: patch notes.
December 21, 2023
Misc
- Fixed a case where players could refund a grenade for a brief period after it was thrown
December 18, 2023
Misc
- Fixed cases where weapons and C4 could fall through the ground
- Various bugfixes for stickers, weapon finishes, and gloves
Workshop
- Fixed inconsistent behavior with triggers when crouching in workshop maps
Maps
- Italy, Nuke, Mirage, Inferno
- Changed some player collision surface types
- Inferno
- Fixed various gaps
December 13, 2023
Gameplay
- Added shell eject effects for shotguns
- Dropped weapons caused by buy menu purchasing are now dropped below the buyer
Misc
- Added all-new 2024 Service Medal which will be available starting January 1st
- Fixed an issue that prevented some older demos from playing back
- Fixed multiple exploits that allowed adding non-text data into UI labels
- Added the ability to add a Friend by using their friend code
- Added a lister for multiple lobby invites
- Adjusted wear values of some community stickers to better match CS:GO
Maps
Overpass
- Adjusted clipping to remove exploitable ledges and improve player movement
- Fixed metal railing props that were generating incorrect footstep sounds
- Adjusted positions of props and ledges to more accurately match falling damage from CS:GO
- Fixed some places where players could get stuck
- Adjusted some props and materials to improve character readability
- Fixed some cases where weapons could be accidently dropped out of reach
- Made some adjustments to props that were creating exploitable lines of sight
- Various lighting and material adjustments
Ancient
- Adjusted grenade clipping volume at cave entrance
December 7, 2023
Gameplay
- Fixed a bug where explicit weapon switches right after grenade throws were delayed slightly
Maps
Inferno:
- Fixed a bug where you could plant C4 in planter
December 4, 2023
Gameplay
- Fixed a bug where grenade throw strength adjustments were sometimes delayed
- Fixed a bug where attempting to switch to a grenade immediately after throwing it would cancel the throw
- You can now get an intermediate strength grenade throw without a delay by pressing primary and secondary attack simultaneously
- Fixed several cases of players sticking while sliding against geometry
- Player pings will now be displayed in the player's color
Misc
- Fixed "Ace Round MVP" calculation bug when teams had a different number of players
- Fixed shorthanded bonus logic sometimes incorrectly accounting for kicked players
