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OpenAdvisories
High RLSA-2026:84798 2 CVEs

Important: pcs security update

Published Oct 20, 2026 · Updated Oct 20, 2026

Summary

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.

Security Fix(es):

* python-tornado: Tornado: Denial of Service via excessive URL-encoded body fields (CVE-2026-82397)

* python-tornado: Tornado before 6.4.1 HTTP Request Smuggling via Transfer-Encoding (CVE-2024-14029)

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.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 pcs 0:0.10.18-2.el8_10.10

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2526562
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2533918
  • advisory
    https://access.redhat.com/errata/RHSA-2026:84798