IBM i PTF Guide, Volume 28, Number 28: A Crazy Number of Security Vulnerability Patches
August 17, 2026 Doug Bidwell
It looks like 28 is not your lucky number if you are an IBM i shop. The reason why is that in Volume 28 and Number 28 of the IBM i PTF Guide, Big Blue has released a truly amazing number of security vulnerabilities and patches for the IBM i platform. We counted 40 security vulnerabilities, some of which are still awaiting patches, plus 22 High Impact/Pervasive (HIPER) patches for firmware on Power9, Power10, and Power11 systems. But a few items before we dive into that.
First: The System Planning Tool, version 6.26.223.0, is now available for download at …
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