Security Bulletin: Vulnerability in Kernel (CVE-2021-45485) affects Power HMC

Summary

Kernel is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVE.

Vulnerability Details

CVEID:CVE-2021-45485
**DESCRIPTION:**Linux Kernel could allow a local attacker to obtain sensitive information, caused by improperly consider attacks from many IPv6 source addresses in net/ipv6/output_core.c in the IPv6 implementation. By sending a specially-crafted request, 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: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216133 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

The following fixes are available on IBM Fix Central at: <http://www-933.ibm.com/support/fixcentral/&gt;

Product

|

VRMF

|

APAR

|

Remediation/Fix

—|—|—|—

Power HMC

|

V9.2.950.0 SP3 ppc

|

MB04331

|

MH01944

Power HMC

|

V9.2.950.0 SP3 x86

|

MB04330

|

MH01943

Power HMC

|

V10.1.1020.0 SP1 ppc

|

MB04363

|

MF70302

Power HMC

|

V10.1.1020.0 SP1 x86

|

MB04362

|

MF70301

Workarounds and Mitigations

None