CVE-2026-17216: IBM i is Affected By Multiple Vulnerabilities in DRDA / DDM
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to an integer error when processing DRDA large-object headers.
Other sources
IBM i could allow a remote attacker to cause a denial of service due to an integer error when processing DRDA large-object headers.
— IBM
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
IBM ito a version that resolves this vulnerability.Fixed in 7.6Patch SJ10848 - Upgrade
Upgrade
IBM ito a version that resolves this vulnerability.Fixed in 7.5Patch SJ10849 - Upgrade
Upgrade
IBM ito a version that resolves this vulnerability.Fixed in 7.4Patch SJ10850 - Upgrade
Upgrade
IBM ito a version that resolves this vulnerability.Fixed in 7.3Patch SJ10851
Event History
Frequently Asked Questions
What is the severity of CVE-2026-17216?
The severity of CVE-2026-17216 is classified as medium, with a score of 5.3.
How do I fix CVE-2026-17216?
To mitigate CVE-2026-17216, ensure your IBM i systems are updated to the latest patches provided by IBM.
What impact does CVE-2026-17216 have on IBM i systems?
CVE-2026-17216 can lead to a denial of service attack on affected IBM i systems.
Which versions of IBM i are affected by CVE-2026-17216?
CVE-2026-17216 affects IBM i versions 7.3, 7.4, 7.5, and 7.6.
What is the nature of the vulnerability in CVE-2026-17216?
CVE-2026-17216 is caused by an integer error when processing DRDA large-object headers.