I have patched the required IOSes as per the cIOS guide provided by Sypherone. syscheck reveals:
IOS249[57] (rev 65535, Info: d2x-v10beta52): Trucha Bug, NAND Access, USB 2.0
IOS250[56] (rev 65535, Info: d2x-v10beta52): Trucha Bug, NAND Access, USB 2.0
IOS251[38] (rev 65535, Info...