RHSA-2021:0162: Important: xstream security update
XStream is a Java XML serialization library to serialize objects to and deserialize object from XML.Security Fix(es): XStream: remote code execution due to insecure XML deserialization when relying on blocklists (CVE-2020-26217) 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
Remediation
Event History
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.