The final release notes are as follows:
-Fixed an MP server crash exploit.
-Fixed a voice chat crash on systems with no default recording device selected.
-Fixed an issue causing erroneous duplicate qport errors.
-Server admins can disable team switching by setting g_allow_teamchange to 0. Players will be restricted to Auto-Assign in team-based gametypes.
Additionally, the Linux 1.7 dedicated server will include:
- Fixes impure server warnings for custom maps.
- Fixes HTTP redirect for custom maps.
Patch 1.7 Windows EXE -- size 16.8mb
http://mirrors.mycallofduty.com/Game...PatchSetup.exe
Patch 1.7 German EXE -- size 16.8mb
http://mirrors.mycallofduty.com/Game...PatchSetup.exe
Patch 1.7 Linux Bins -- size 1.5gb
http://mirrors.mycallofduty.com/Game...182009.tar.bz2
Patch 1.7 Dedi Server Files -- size 8.3mb
http://mirrors.mycallofduty.com/Game...erverFiles.zip
**More download sources to follow