IBM AIX/PowerVM VIOS 7.27.3 RCE via Pointer Validation
CVE-2026-16919 Published on August 19, 2026
Vulnerabilities in IBM AIX and PowerVM VIOS
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to improper validation of network-supplied pointers.
Vulnerability Analysis
CVE-2026-16919 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is an Object Type Confusion Vulnerability?
The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
CVE-2026-16919 has been classified to as an Object Type Confusion vulnerability or weakness.
Products Associated with CVE-2026-16919
stack.watch emails you whenever new vulnerabilities are published in IBM Aix or IBM Powervm Vios. Just hit a watch button to start following.
Affected Versions
IBM AIX:- Version 7.2 is affected.
- Version 7.3 is affected.
- Version 4.1 is affected.