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RedHat 7: RHSA-2022-7343 Critical pcs Update: DoS, RCE Issues

red hat
Calendar Grey November 2, 2022
Dist Redhat Esm H88
Ubuntu Server 20.04 provides an essential kernel patch that addresses severe vulnerabilities, including local privilege escalation
An update for pcs is now available for Red Hat Enterprise Linux 7

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

Summary

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.
Security Fix(es):
* rubygem-rack: crafted requests can cause shell escape sequences (CVE-2022-30123)
* jquery: Prototype pollution in object's prototype leading to denial of service, remote code execution, or property injection (CVE-2019-11358)
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.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat remote code execution important pcs security

References

https://access.redhat.com/security/cve/CVE-2019-11358 https://access.redhat.com/security/cve/CVE-2022-30123 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Server High Availability (v. 7):
Source: pcs-0.9.169-3.el7_9.3.src.rpm
ppc64le: pcs-0.9.169-3.el7_9.3.ppc64le.rpm pcs-debuginfo-0.9.169-3.el7_9.3.ppc64le.rpm pcs-snmp-0.9.169-3.el7_9.3.ppc64le.rpm
s390x: pcs-0.9.169-3.el7_9.3.s390x.rpm pcs-debuginfo-0.9.169-3.el7_9.3.s390x.rpm pcs-snmp-0.9.169-3.el7_9.3.s390x.rpm
x86_64: pcs-0.9.169-3.el7_9.3.x86_64.rpm pcs-debuginfo-0.9.169-3.el7_9.3.x86_64.rpm pcs-snmp-0.9.169-3.el7_9.3.x86_64.rpm
Red Hat Enterprise Linux Server Resilient Storage (v. 7):
Source: pcs-0.9.169-3.el7_9.3.src.rpm
ppc64le: pcs-0.9.169-3.el7_9.3.ppc64le.rpm pcs-debuginfo-0.9.169-3.el7_9.3.ppc64le.rpm pcs-snmp-0.9.169-3.el7_9.3.ppc64le.rpm
s390x: pcs-0.9.169-3.el7_9.3.s390x.rpm pcs-debuginfo-0.9.169-3.el7_9.3.s390x.rpm pcs-snmp-0.9.169-3.el7_9.3.s390x.rpm
x86_64: pcs-0.9.169-3.el7_9.3.x86_64.rpm pcs-debuginfo-0.9.169-3.el7_9.3.x86_64.rpm pcs-snmp-0.9.169-3.el7_9.3.x86_64.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:7343-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7343
Issue date: 2022-11-02

Topic

An update for pcs 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.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat remote code execution important pcs security

Relevant Releases Architectures

Red Hat Enterprise Linux Server High Availability (v. 7) - ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Resilient Storage (v. 7) - ppc64le, s390x, x86_64

Bugs Fixed

1701972 - CVE-2019-11358 jquery: Prototype pollution in object's prototype leading to denial of service, remote code execution, or property injection

2099524 - CVE-2022-30123 rubygem-rack: crafted requests can cause shell escape sequences

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