CVE-2026-16973

MEDIUM CVSS 3.1: 5.5 EPSS 0.11%
Updated Aug 24, 2026
IBM
Parameter Value
CVSS 5.5 (MEDIUM)
Affected Versions 4.1.0 — 7.3.4.1
Fixed In 4.1.0.50
Type CWE-200 (Information Exposure)
Vendor IBM
Public PoC No

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 7

Configuration From (including) Up to (excluding)
Ibm Vios
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
4.1.0 4.1.0.50
Ibm Vios
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
4.1.1.0 4.1.1.30
Ibm Vios
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
4.1.2.0 4.1.2.20
Ibm Aix
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
7.2.5 <= 7.2.5.212
Ibm Aix
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
7.3.2 <= 7.3.2.5
Ibm Aix
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
7.3.3 <= 7.3.3.2
Ibm Aix
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
7.3.4 <= 7.3.4.1