Security Bulletin: This Power Hardware Management Console (HMC) Security Bulletin is being released to address Common Vulnerabilities and Exposures issue numbers CVE-2018-3639 (Variant 4) and CVE-2018-3640 (Variant 3a).

Summary

In response to recently reported security vulnerabilities, this Power HMC Security Bulletin is released to address Common Vulnerabilities and Exposures issue numbers CVE-2018-3639 and CVE-2018-3640.

Vulnerability Details

CVEID: CVE-2018-3639_
_CVEID: CVE-2018-3640

Workarounds and Mitigations

The most immediate action clients can take to protect themselves is to prevent execution of unauthorized software on any system that handles sensitive data, including adjacent virtual machines.

No mitigations are required for the ppc and x86 HMC hardware appliances, and vHMC on ppc.

For vHMC on x86, hypervisor and firmware updates may be required; customers should consult their hypervisor and x86 system vendors for information.

Products Addressed and Versions

None