What is the severity of RHSA-2021:1069?

The severity of RHSA-2021:1069 is classified as important.

How do I fix RHSA-2021:1069?

To fix RHSA-2021:1069, apply the latest kernel live patch provided by Red Hat for the package kpatch-patch.

What vulnerabilities are addressed in RHSA-2021:1069?

RHSA-2021:1069 addresses an out-of-bounds read in the libiscsi module and a heap buffer overflow in the iSCSI subsystem.

Which systems are affected by RHSA-2021:1069?

The affected systems include those using kpatch-patch versions prior to 3_10_0-1160-1-5.el7 on Red Hat Enterprise Linux.

What is the impact of not addressing RHSA-2021:1069?

Not addressing RHSA-2021:1069 could lead to potential exploitation of the out-of-bounds read and heap buffer overflow vulnerabilities.

Vulnerability/
RHSA-2021:1069

CWE

119

6/4/2021

RHSA-2021:1069: Important: kpatch-patch security update

First published: Tue Apr 06 2021(Updated: )

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.<br>Security Fix(es):<br><li> kernel: out-of-bounds read in libiscsi module (CVE-2021-27364)</li> <li> kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software	Affected Version	How to fix
redhat/kpatch-patch	<3_10_0-1160-1-5.el7	3_10_0-1160-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_11_1-1-4.el7	3_10_0-1160_11_1-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_15_2-1-4.el7	3_10_0-1160_15_2-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_21_1-1-2.el7	3_10_0-1160_21_1-1-2.el7
redhat/kpatch-patch	<3_10_0-1160_2_1-1-5.el7	3_10_0-1160_2_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_2-1-5.el7	3_10_0-1160_2_2-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_6_1-1-5.el7	3_10_0-1160_6_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160-1-5.el7	3_10_0-1160-1-5.el7
redhat/kpatch-patch	<3_10_0-1160-debuginfo-1-5.el7	3_10_0-1160-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_11_1-1-4.el7	3_10_0-1160_11_1-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_11_1-debuginfo-1-4.el7	3_10_0-1160_11_1-debuginfo-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_15_2-1-4.el7	3_10_0-1160_15_2-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_15_2-debuginfo-1-4.el7	3_10_0-1160_15_2-debuginfo-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_21_1-1-2.el7	3_10_0-1160_21_1-1-2.el7
redhat/kpatch-patch	<3_10_0-1160_21_1-debuginfo-1-2.el7	3_10_0-1160_21_1-debuginfo-1-2.el7
redhat/kpatch-patch	<3_10_0-1160_2_1-1-5.el7	3_10_0-1160_2_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_1-debuginfo-1-5.el7	3_10_0-1160_2_1-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_2-1-5.el7	3_10_0-1160_2_2-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_2-debuginfo-1-5.el7	3_10_0-1160_2_2-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_6_1-1-5.el7	3_10_0-1160_6_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_6_1-debuginfo-1-5.el7	3_10_0-1160_6_1-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160-1-5.el7	3_10_0-1160-1-5.el7
redhat/kpatch-patch	<3_10_0-1160-debuginfo-1-5.el7	3_10_0-1160-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_11_1-1-4.el7	3_10_0-1160_11_1-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_11_1-debuginfo-1-4.el7	3_10_0-1160_11_1-debuginfo-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_15_2-1-4.el7	3_10_0-1160_15_2-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_15_2-debuginfo-1-4.el7	3_10_0-1160_15_2-debuginfo-1-4.el7
redhat/kpatch-patch	<3_10_0-1160_21_1-1-2.el7	3_10_0-1160_21_1-1-2.el7
redhat/kpatch-patch	<3_10_0-1160_21_1-debuginfo-1-2.el7	3_10_0-1160_21_1-debuginfo-1-2.el7
redhat/kpatch-patch	<3_10_0-1160_2_1-1-5.el7	3_10_0-1160_2_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_1-debuginfo-1-5.el7	3_10_0-1160_2_1-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_2-1-5.el7	3_10_0-1160_2_2-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_2_2-debuginfo-1-5.el7	3_10_0-1160_2_2-debuginfo-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_6_1-1-5.el7	3_10_0-1160_6_1-1-5.el7
redhat/kpatch-patch	<3_10_0-1160_6_1-debuginfo-1-5.el7	3_10_0-1160_6_1-debuginfo-1-5.el7

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Reference Links

Frequently Asked Questions

What is the severity of RHSA-2021:1069?
The severity of RHSA-2021:1069 is classified as important.
How do I fix RHSA-2021:1069?
To fix RHSA-2021:1069, apply the latest kernel live patch provided by Red Hat for the package kpatch-patch.
What vulnerabilities are addressed in RHSA-2021:1069?
RHSA-2021:1069 addresses an out-of-bounds read in the libiscsi module and a heap buffer overflow in the iSCSI subsystem.
Which systems are affected by RHSA-2021:1069?
The affected systems include those using kpatch-patch versions prior to 3_10_0-1160-1-5.el7 on Red Hat Enterprise Linux.
What is the impact of not addressing RHSA-2021:1069?
Not addressing RHSA-2021:1069 could lead to potential exploitation of the out-of-bounds read and heap buffer overflow vulnerabilities.

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