Security Bulletin: Vulnerability in Linux Kernel affects IBM Netezza Host Management

Summary

Linux Kernel is used by IBM Netezza Host Management. IBM Netezza Host Management has addressed the applicable CVE.

Vulnerability Details

CVEID: CVE-2019-14835 DESCRIPTION: Linux could allow a local guest-authenticated attacker to gain elevated privileges on the system, caused by a buffer overflow in the vhost/vhost_net kernel module. By passing descriptors with invalid length, an authenticated attacker could exploit this vulnerability to gain elevated privileges on the host system.
CVSS Base Score: 8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/167170&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)

Affected Products and Versions

IBM Netezza Host Management 5.4.9.0 - 5.4.25.0

Remediation/Fixes

To resolve the reported CVE for Red Hat Enterprise Linux (RHEL) on PureData System for Analytics N3001 and PureData System for Analytics N200x, update to the following IBM Netezza Host Management release:

The Netezza Host Management software contains the latest RHEL updates for the operating systems certified for use on IBM Netezza/PureData System for Analytics appliances. IBM recommends upgrading to the latest Netezza Host Management version to ensure that your hosts have the latest fixes, security changes, and operating system updates. IBM Support can assist you with planning for the Netezza Host Management and operating system upgrades to your appliances.

For more details on IBM Netezza Host Management security patching:

• Red Hat Enterprise Linux (RHEL) Security Patching for IBM PureData System for Analytics appliances

Workarounds and Mitigations

None.