CVE-2026-17272: IBM i is Affected By a Denial of Service in HTTP Server []

Published Aug 11, 2026
·
Updated

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to a buffer overflow.

Other sources

IBM i could allow a remote attacker to cause a denial of service due to a buffer overflow.

— IBM

Affected Software

5 affected components
IBM IBM i>=7.3<=7.6
IBM i<=7.6
IBM i<=7.5
IBM i<=7.4
IBM i<=7.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM i 7.6 to a version that resolves this vulnerability.

    Fixed in 7.6Patch SJ10845
  2. Upgrade

    Upgrade IBM i 7.5 to a version that resolves this vulnerability.

    Fixed in 7.5Patch SJ10844
  3. Upgrade

    Upgrade IBM i 7.4 to a version that resolves this vulnerability.

    Fixed in 7.4Patch SJ10843
  4. Upgrade

    Upgrade IBM i 7.3 to a version that resolves this vulnerability.

    Fixed in 7.3Patch SJ10842

Event History

Aug 11, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Aug 13, 2026
CVE Published
via MITRE·08:28 PM
Data Sourced
via MITRE·08:28 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-17272?

The severity of CVE-2026-17272 is high, with a score of 8.2.

2

How does CVE-2026-17272 affect IBM i systems?

CVE-2026-17272 affects IBM i by allowing a remote attacker to cause a denial of service due to a buffer overflow.

3

Which versions of IBM i are affected by CVE-2026-17272?

CVE-2026-17272 affects IBM i versions 7.6, 7.5, 7.4, and 7.3.

4

What type of vulnerability is CVE-2026-17272 classified as?

CVE-2026-17272 is classified as a buffer overflow vulnerability.

5

How can I mitigate the risk of CVE-2026-17272 on my IBM i system?

To mitigate the risk of CVE-2026-17272, it is recommended to apply the latest patches from IBM for your IBM i version.

Company

Resources

Contact

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