CVE-2021-38917

CRITICAL

IBM PowerVM Hypervisor - Memory Corruption

Title source: llm
STIX 2.1

Description

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_confirm
https://www.ibm.com/support/pages/node/6525010
VDB Entry, Vendor Advisory vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/210018

Scores

CVSS v3 9.1
EPSS 0.0028
EPSS Percentile 51.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

Status published
Products (3)
ibm/powervm_hypervisor fw860
ibm/powervm_hypervisor fw940
ibm/powervm_hypervisor fw950
Published Dec 10, 2021
Tracked Since Feb 18, 2026