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MEDIUM · 4.4

CVE-2026-16897

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to an out-of-bounds write.

Vulnerability Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to an out-of-bounds write.

CVSS Score

4.4

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
IbmVios>= 4.1.0, < 4.1.0.50
IbmAix>= 7.2.5, <= 7.2.5.212

Related Weaknesses (CWE)

CWE-369

References

FAQ

What is CVE-2026-16897?

CVE-2026-16897 is a vulnerability with a CVSS score of 4.4 (MEDIUM). IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to an out-of-bounds write.

How severe is CVE-2026-16897?

CVE-2026-16897 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16897?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm Vios, Ibm Aix.