CVE-2026-16858: IBM i vulnerability
Published Aug 12, 2026
·Updated
IBM i could allow a remote attacker to cause a denial of service due to an out-of-bounds write.
Affected Software
4 affected components
IBM i<=7.6
IBM i<=7.5
IBM i<=7.4
IBM i<=7.3
Event History
Aug 12, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-16858?
CVE-2026-16858 has a risk rating of 56, indicating a moderate severity level.
2
What impact does CVE-2026-16858 have on IBM i systems?
CVE-2026-16858 allows a remote attacker to cause a denial of service due to an out-of-bounds write.
3
How do I fix CVE-2026-16858?
To mitigate CVE-2026-16858, ensure that your IBM i systems are updated with the latest security patches provided by IBM.
4
Who is affected by CVE-2026-16858?
CVE-2026-16858 affects all versions of IBM i that are vulnerable to out-of-bounds write issues.
5
When was CVE-2026-16858 published?
CVE-2026-16858 was published on August 12, 2026.