IBM i PTF Guide, Volume 27, Number 39

September 29, 2025 Doug Bidwell

It is another quiet week in IBM i Land, where we once again have two security bulletins but also have a transition to end of support services for the Power S924.

On the security vulnerability front, we have Security Bulletin: IBM i is affected by denial of service vulnerabilities in IBM WebSphere Application Server Liberty [CVE-2025-36097, CVE-2025-36047, CVE-2025-48976], which you can find out more here. Here are the patches for this issue by release:

IBM i Release	5770-SS1 Option 3	PTF Number(s)
7.6				        SJ06595
7.5				        SJ06596
7.4				        SJ06597
7.3				        SJ06599	
7.2				        SJ06601

Second, we have Security Bulletin: IBM i is affected by a security configuration vulnerability in IBM WebSphere Application Server Liberty [CVE-2024-56339], for which more information is available at this link. The patches by IBM i release for this vulnerability are as follows:

IBM i Release	5770-SS1 Option 3 	PTF Number(s)
7.6				SJ06595	
7.5				SJ06596	
7.4				SJ06597	
7.3				SJ06599	
7.2				SJ06601

The transition to end of support services for the Power S924 server (model 9009-42A) and was put out in announcement letter AD25-0134 is detailed at this link.

Here is the rundown of PTF Groups by IBM i release level since we last published:

PTF Groups 7.6:

QMGTOOLS

PTF Groups 7.5:

QMGTOOLS

PTF Groups 7.4:

QMGTOOLS

PTF Groups 7.3:

QMGTOOLS

Tip ‘O The Week: For those running PowerHA and/or using IASPS, please read the defective PTFs below!!!

New (or Updated) links added to the ‘Links’ tab in The Guide this week:

None

New (or Updated) links added to the ‘QMGtools’ tab in The Guide this week:

None

New (or Updated) links added to the ‘ACS_NAV’ tab in The Guide this week:

None

New (or Updated) links added to the ‘Prtr Links’ tab in The Guide this week:

6257611: IBM i 7.4 Recommended Fixes – Print
6848179 : IBM i 7.5 Recommended Fixes – Print
7245566 : IBM i 7.6 Recommended Fixes – Print

New (or Updated) links Redbooks added this week:

None

New (or Updated) stuff added to REF tab in The Guide this week:

None

New (or Updated) links in the TAPE tab in The Guide this week:

None

New (or Updated) links in the WAS tab in The Guide this week:

None

The Guide at a glance: There were new defectives the week of 09/27/25. Defective PTF rundown – the latest defective for each release. Click on the Defective PTF link for your release in the Guide:

	Defect		Defective	APAR		Fixing
	Date		PTF				PTF
	--------	--------	---------	-----------------------	
7.6	09/11/25	MJ07054	        DT450137	MJ07177	(When available)(read the recommendations)
			MJ06249	Read the cover letter-prerequisites!			
7.5	09/11/25	MJ06225	        DT450137	MJ07184 (When available)(read the recommendations) Read the cover letter-prerequisites!                   		 
7.4	09/11/25	MJ06247	        DT450137	MJ07181	Same as above, Please read the Cover letter - (When available)(read the recommendations) Read the cover letter-prerequisites!
7.3	01/27/25	SJ03169	        DT422375	SJ03786 (When available)(Read the recommendations)

Be sure to access the link in The Guide for further details.

Below is the usual archive of the IBM i PTF Guide to help you work through the PTFs in chronological order:

September 27, 2025: Volume 27, Number 39

September 20, 2025: Volume 27, Number 38

September 13, 2025: Volume 27, Number 37

September 6, 2025: Volume 27, Number 36

August 30, 2025: Volume 27, Number 35

August 23, 2025: Volume 27, Number 34

August 16, 2025: Volume 27, Number 33

August 9, 2025: Volume 27, Number 32

August 2, 2025: Volume 27, Number 31

July 26, 2025: Volume 27, Number 30