Android 2.3.3 Gingerbread ROM Update has been leaked and now available to download. The ROM Update is available for Samsung Galaxy ACE (S5830) users, It’s good to see the Galaxy ACE users getting the update much sooner than the Galaxy S users. You can check out the pic below which shows a Samsung Galaxy ACE running on Android 2.3.3 Gingerbread:
The Build version of the ROM is S5830XXKP8 which is considered for the European model of S5830 (Samsung Galaxy ACE), Other than that the ROM has been considered genuine by SamFirmware. You can download it from here.