IBM PowerVM Hypervisor Peer-Partition Data Exposure (FW1110.00-03)
CVE-2025-36194 Published on February 2, 2026
This Power System update is being released to address
IBM PowerVM Hypervisor FW1110.00 through FW1110.03, FW1060.00 through FW1060.51, and FW950.00 through FW950.F0 may expose a limited amount of data to a peer partition in specific shared processor configurations during certain operations.
Vulnerability Analysis
CVE-2025-36194 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Register Interface Allows Software Access to Sensitive Data or Security Settings
Memory-mapped registers provide access to hardware functionality from software and if not properly secured can result in loss of confidentiality and integrity.
Products Associated with CVE-2025-36194
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Affected Versions
IBM PowerVM Hypervisor:- Version FW1110.00, <= FW1110.03 is affected.
- Version FW1060.00, <= FW1060.51 is affected.
- Version FW950.00, <= FW950.F0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.