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CVE-2021-38937: IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894.

CVE-2021-38937 · published 4 years ago

Summary

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
ibm	powervm_hypervisor	fw940 fw950 fw1010 `cpe:2.3:o:ibm:powervm_hypervisor:fw940:::::::*`

Original advisory text

IBM PowerVM Hypervisor FW940, FW950, and FW1010 could allow an authenticated user to cause the system to crash using a specially crafted IBMi Hypervisor call. IBM X-Force ID: 210894.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/210894 VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6525014 Vendor Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker partial control (estimated)

Severity

6.5 Medium

Exploitation

<1% chance of attack within 30 days

Timeline

Published10 Dec 2021

Updated3 Nov 2026

First seen29 Sep 2026

Sources

CVE-2021-38937 · NVD

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