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Security Bulletin: Vulnerability in side channel in Intel CPUs affect IBM Cloud Pak System (CVE-2019-11135)

Security Bulletin


Summary

IBM Cloud Pak System when using Intel CPUs could allow a local authenticated attacker to obtain sensitive information. OS image for RedHat Enterprise Linux for Cloud Pak System is shipped as component for IBM Cloud Pak System. OS image for RedHat Enterprise Linux addressed vulnerability.

Vulnerability Details

CVEID:   CVE-2019-11135
DESCRIPTION:   Multiple Intel CPUs could allow a local authenticated attacker to obtain sensitive information, caused by a TSX Asynchronous Abort condition. By using side channel attacks, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/175029 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
IBM Cloud Pak System2.3.0.1, 2.3.1.1
IBM Cloud Pak System2.3.2.0

Remediation/Fixes

For IBM Cloud Pak System v2.3.0.1, v2.3.1.1  

-  SW base OS Image for Red Hat Linux include kernel updates. Cloud Pak System v2.3.3.3 provide fixed level with VMware EsXi6.7.

     Upgrade to IBM Cloud Pak System v.2.3.3.0 or later.  

- HW firmware    

     Upgrade to IBM Cloud Pak System v.2.3.3.2. in 4Q2020.

 

Information on upgrading can be found here: http://www.ibm.com/support/docview.wss?uid=ibm10887959

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

Change History

11 Sep 2020: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

[{"Business Unit":{"code":"BU025","label":"IBM Cloud and Cognitive Software"},"Product":{"code":"SSFQWQ","label":"IBM Cloud Pak System"},"Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"2.3","Edition":""}]

Document Information

Modified date:
11 September 2020

UID

ibm16327953

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