NVIDIA ConnectX-6 Adapter Cards Firmware Release Notes v20.43.2026 LTS

Bug Fixes in this Firmware Version

For a list of old Bug Fixes, please see Bug Fixes History.

Internal Ref.

Issue

4152492

Description: Fixed a linkup issue vs a 3rd party switch (BCM53405).

Keywords: Linkup, 3rd party switch

Discovered in Version: 20.42.1000

Fixed in Release: 20.43.2026

4055323

Description: Fixed a reference counter issue that resulted in the firmware assertion 0x889f with CQ reference counter underflow to solve a race condition.

Keywords: FW assertion

Discovered in Version: 20.42.1000

Fixed in Release: 20.43.2026

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