Security Bulletin
Summary
Kernel is used by IBM Netezza Host Management. IBM Netezza Host Management has addressed the applicable CVEs
Vulnerability Details
CVEID: CVE-2019-18660
DESCRIPTION: Linux Kernel for PowerPC could allow a local authenticated attacker to obtain sensitive information, caused by the failure to activate the mitigation for Spectre-RSB on context switch. By using side channel attacks, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/172297 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N)
CVEID: CVE-2019-17666
DESCRIPTION: Linux Kernel is vulnerable to a buffer overflow, caused by improper bounds checking by the rtl_p2p_noa_ie function in drivers/net/wireless/realtek/rtlwifi/ps.c. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base score: 8.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/169487 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
CVEID: CVE-2020-10711
DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by a NULL pointer dereference while receiving CIPSO packet with null category in the SELinux subsystem. By sending a specially-crafted CIPSO packet, a remote attacker could exploit this vulnerability to the system to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/181809 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Netezza Host Management | All IBM Netezza Host Management 5.4.9.0 - 5.4.27.0 |
Remediation/Fixes
To resolve the reported CVEs for Red Hat Enterprise Linux (RHEL) on following platforms :
PureData System for Analytics N3001
PureData System for Analytics N200x
Update to the following IBM Netezza Host Management release :
|
Product |
VRMF |
Remediation/Fix |
|
IBM Netezza Host Management |
5.4.28.0 |
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:
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
10 Aug 2020: Original 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
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Document Information
Modified date:
10 August 2020
UID
ibm16257829