RedHat: RHSA-2021-0162:01 Important: xstream security update
Summary
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.
Summary
Solution
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2020-26217 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Client Optional (v. 7):
Source:
xstream-1.3.1-12.el7_9.src.rpm
noarch:
xstream-1.3.1-12.el7_9.noarch.rpm
xstream-javadoc-1.3.1-12.el7_9.noarch.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source:
xstream-1.3.1-12.el7_9.src.rpm
noarch:
xstream-1.3.1-12.el7_9.noarch.rpm
xstream-javadoc-1.3.1-12.el7_9.noarch.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
Source:
xstream-1.3.1-12.el7_9.src.rpm
noarch:
xstream-1.3.1-12.el7_9.noarch.rpm
xstream-javadoc-1.3.1-12.el7_9.noarch.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
Source:
xstream-1.3.1-12.el7_9.src.rpm
noarch:
xstream-1.3.1-12.el7_9.noarch.rpm
xstream-javadoc-1.3.1-12.el7_9.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for xstream is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Client Optional (v. 7) - noarch
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch
Red Hat Enterprise Linux Server Optional (v. 7) - noarch
Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch
Bugs Fixed
1898907 - CVE-2020-26217 XStream: remote code execution due to insecure XML deserialization when relying on blocklists