CVE-2026-11885

HIGH CVSS 3.1: 8.4 EPSS 0.10%
Updated Jul 30, 2026
IBM
Parameter Value
CVSS 8.4 (HIGH)
Type CWE-120 (Buffer Copy without Checking Size)
Vendor IBM
Public PoC No

IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H1 A carefully crafted OS hypervisor call can cause the PowerVM hypervisor to crash or compromise OS memory integrity.

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
None
No data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1