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Unreadable Data on WDC Ultrastar DC SN840 SSDs (SPT-TSB-0171)

If a certain error occurs on Western Digital Ultrastar DC SN840 SSDs running firmware versions prior to R2210401, a watchdog timer will trip and all data on the drive will become permanently unreadable. Contact DDN Support immediately to obtain a firmware update.

View File Published: May 23, 2024

IntelliFlash SES Firmware Issue May Disrupt Access to Drives (SPT-TSB-0174)

In uncommon circumstances involving heavy workloads, IntelliFlash access to 6, 12, or all 24 NVMe drives may be unexpectedly lost, due to to a SES firmware bug. The fix requires field upgrade of the SES and BMC firmware under DDN Support TSE supervision, as well as upgrade to IntelliFlash OS 3.11.6.2 or later.

See the full text of the TSB for details and data access recovery instructions.

View File Published: May 7, 2024

Hotfix Addresses Multiple Issues in EXAScaler NSDS 6.3.0 (SPT-TSB-0175)

Hotfix 6.3.0-1 addresses the following issues in EXAScaler NFS and Samba Data Services (NSDS) 6.3.0:

– A clock sync issue prevents automatic NSDS startup after reboot
– The NFS configuration file parser fails to parse duplicate blocks
– The NFS configuration file parser incorrectly quotes IP address prefixes or any
string with a forward slash (“/”)
– Authentication creation fails on passwords that contain a dollar sign (“$”)

See the full text of the TSB for details and installation instructions.

View File Published: May 7, 2024

EXAScaler CSI Driver Issue May Put Data at Risk (SPT-TSB-0173)

Upgrade the EXAScaler CSI driver for Kubernetes to version 2.2.3 immediately. Failure to update the driver may result in degraded functionality or data loss.

Contact DDN Support to obtain updated driver code and an upgrade plan.

View File Published: April 16, 2024

Hotfix for IP Address Issue in EXAScaler NFS-SMB Data Services 5.2.8

In EXAScaler NSDS 5.2.8, the “stop nsds” command handles a public IP address incorrectly, causing connectivity issues for EXAScaler clients. A hotfix for this issue is available now from DDN Support.

View File Published: March 26, 2024

Hotfix for EXAScaler Monitoring Issue In DDN Insight 4.4.1 (SPT-TSB-0168)

Data for the EXAScaler 6.2 capacity and performance widgets do not display in the DDN Insight 4.4.1 GUI. A hotfix for this issue is available now from DDN Support.

View File Published: March 26, 2024

Drive Firmware Update March 2024 (SPT-TSB-0172)

19 drive firmware updates from Kioxia, Toshiba, & Western Digital became available for DDN storage products from December 2023 through March 2024. Drive firmware updates are never merely cosmetic. Affected customers should contact DDN Support for the latest firmware and an upgrade plan.

View File Published: March 26, 2024

EXAScaler User Namespace Security Exploit (SPT-TSB-0166)

Due to a combination of factors involving the user namespace feature, EXAScaler users can gain access to files or folders in the Lustre filesystem that they do not have permission to access based on their user or group ID. This can lead to potential data compromise or privilege escalation. This security vulnerability is identified as CVE-2023-51786 in the U.S. NIST National Vulnerability Database.

This TSB explains how to determine whether your installation is affected and how to obtain a patch for it from DDN. All clients or all servers on the affected EXAScaler storage network must be upgraded to remove this security risk.

Patches are available now. Customers should contact DDN Support to obtain a patch and upgrade plan.

View File Published: January 10, 2024

Drive Firmware Update Advisory for December 2023 (SPT-TSB-0165)

Updated firmware for 40 drives was qualified on DDN storage systems from August to November 2023. Drive firmware updates are never cosmetic, so if any of these drives are installed in you DDN equipment, contact DDN Support to obtain a firmware update and upgrade plan.

View File Published: December 18, 2023

Mandatory Call Home Patch for DDN Insight (SPT-TSB-0164)

Effective 15 November 2023, the Call Home feature of DDN Insight versions prior to 4.4.0 will lose the ability to open cases automatically with DDN Support. Email notifications will continue to function normally. A mandatory patch is available for versions 4.3, 4.2, 3.3, and 3.2.1.1. All other versions prior to 4.4.0 must be upgraded to restore Call Home function. Contact DDN Support immediately to obtain the patch or an upgrade plan.

View File Published: November 8, 2023