CVE-2026-81038 Bluetooth OTS server discloses uninitialized stack memory in failed Calculate Checksum responses

The Object Transfer Service server builds its Object Action Control Point OACP response indication in oacpindsend subsys/bluetooth/services/ots/otsoacp.c. Before this fix the four-byte Checksum Value field was appended whenever the requested op code was BTGATTOTSOACPPROCCHECKSUMCALC, regardless o...