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High RLSA-2026:1240 3 CVEs

Important: fence-agents security update

Published Feb 12, 2026 · Updated Feb 12, 2026

Summary

The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster.

Security Fix(es):

* urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion (CVE-2025-66418)

* urllib3: urllib3 Streaming API improperly handles highly compressed data (CVE-2025-66471)

* urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) (CVE-2026-21441)

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 fence-agents 0:4.2.1-129.el8_10.20

Vulnerabilities 3

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2419455
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2419467
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2427726