What is the severity of RHSA-2021:0162?

The severity of RHSA-2021:0162 is classified as important due to the risk of remote code execution.

How do I fix RHSA-2021:0162?

To fix RHSA-2021:0162, update the xstream package to version 1.3.1-12.el7_9 or later.

What vulnerability does RHSA-2021:0162 address?

RHSA-2021:0162 addresses a remote code execution vulnerability related to insecure XML deserialization (CVE-2020-26217).

Which software is affected by RHSA-2021:0162?

RHSA-2021:0162 affects xstream and xstream-javadoc packages up to version 1.3.1-12.el7_9.

Is there a workaround for RHSA-2021:0162?

There are no recommended workarounds for RHSA-2021:0162; updating to the fixed version is necessary.

Vulnerability/
RHSA-2021:0162

18/1/2021

RHSA-2021:0162: Important: xstream security update

First published: Mon Jan 18 2021(Updated: )

XStream is a Java XML serialization library to serialize objects to and deserialize object from XML.<br>Security Fix(es):<br><li> XStream: remote code execution due to insecure XML deserialization when relying on blocklists (CVE-2020-26217)</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/xstream	<1.3.1-12.el7_9	1.3.1-12.el7_9
redhat/xstream	<1.3.1-12.el7_9	1.3.1-12.el7_9
redhat/xstream-javadoc	<1.3.1-12.el7_9	1.3.1-12.el7_9

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Reference Links

Frequently Asked Questions

What is the severity of RHSA-2021:0162?
The severity of RHSA-2021:0162 is classified as important due to the risk of remote code execution.
How do I fix RHSA-2021:0162?
To fix RHSA-2021:0162, update the xstream package to version 1.3.1-12.el7_9 or later.
What vulnerability does RHSA-2021:0162 address?
RHSA-2021:0162 addresses a remote code execution vulnerability related to insecure XML deserialization (CVE-2020-26217).
Which software is affected by RHSA-2021:0162?
RHSA-2021:0162 affects xstream and xstream-javadoc packages up to version 1.3.1-12.el7_9.
Is there a workaround for RHSA-2021:0162?
There are no recommended workarounds for RHSA-2021:0162; updating to the fixed version is necessary.

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Frequently Asked Questions

What is the severity of RHSA-2021:0162?
The severity of RHSA-2021:0162 is classified as important due to the risk of remote code execution.
How do I fix RHSA-2021:0162?
To fix RHSA-2021:0162, update the xstream package to version 1.3.1-12.el7_9 or later.
What vulnerability does RHSA-2021:0162 address?
RHSA-2021:0162 addresses a remote code execution vulnerability related to insecure XML deserialization (CVE-2020-26217).
Which software is affected by RHSA-2021:0162?
RHSA-2021:0162 affects xstream and xstream-javadoc packages up to version 1.3.1-12.el7_9.
Is there a workaround for RHSA-2021:0162?
There are no recommended workarounds for RHSA-2021:0162; updating to the fixed version is necessary.