RHSA-2026:51045: Moderate: fence-agents security update

Published Aug 6, 2026
·
Updated

Moderate: fence-agents security update

Other sources

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: Information disclosure via cross-origin redirects forwarding sensitive headers (CVE-2026-44431) 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.

— Red Hat

Affected Software

69 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux Server - TUS
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle Long Life
Red Hat Red Hat Enterprise Linux High Availability for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux High Availability for x86_64 - Telecommunications Update Service
Red Hat Red Hat Enterprise Linux High Availability for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux High Availability for x86_64 - Extended Life Cycle Long Life
redhat/fence-agents<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-aliyun-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-all<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-amt-ws<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-apc<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-apc-snmp<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-bladecenter<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-brocade<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-cisco-mds<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-cisco-ucs<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-common<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-compute<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-debugsource<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-drac5<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-eaton-snmp<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-emerson<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-eps<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-heuristics-ping<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-hpblade<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ibm-powervs<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ibm-vpc<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ibmblade<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ifmib<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ilo-moonshot<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ilo-mp<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ilo-ssh<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ilo2<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-intelmodular<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ipdu<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-ipmilan<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kdump<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kdump-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kubevirt<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kubevirt-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-lpar<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-mpath<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-nutanix-ahv<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-redfish<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-rhevm<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-rsa<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-rsb<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-sbd<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-scsi<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-virsh<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-vmware-rest<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-vmware-soap<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-wti<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-all<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-debugsource<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kdump<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kdump-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kubevirt<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-kubevirt-debuginfo<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-redfish<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-azure-arm<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-gce<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-openstack<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-aliyun<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20
redhat/fence-agents-openstack<4.2.1-112.el8_8.20
4.2.1-112.el8_8.20

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/fence-agents to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  2. Upgrade

    Upgrade redhat/fence-agents-aliyun-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  3. Upgrade

    Upgrade redhat/fence-agents-all to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  4. Upgrade

    Upgrade redhat/fence-agents-amt-ws to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  5. Upgrade

    Upgrade redhat/fence-agents-apc to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  6. Upgrade

    Upgrade redhat/fence-agents-apc-snmp to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  7. Upgrade

    Upgrade redhat/fence-agents-bladecenter to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  8. Upgrade

    Upgrade redhat/fence-agents-brocade to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  9. Upgrade

    Upgrade redhat/fence-agents-cisco-mds to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  10. Upgrade

    Upgrade redhat/fence-agents-cisco-ucs to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  11. Upgrade

    Upgrade redhat/fence-agents-common to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  12. Upgrade

    Upgrade redhat/fence-agents-compute to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  13. Upgrade

    Upgrade redhat/fence-agents-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  14. Upgrade

    Upgrade redhat/fence-agents-debugsource to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  15. Upgrade

    Upgrade redhat/fence-agents-drac5 to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  16. Upgrade

    Upgrade redhat/fence-agents-eaton-snmp to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  17. Upgrade

    Upgrade redhat/fence-agents-emerson to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  18. Upgrade

    Upgrade redhat/fence-agents-eps to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  19. Upgrade

    Upgrade redhat/fence-agents-heuristics-ping to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  20. Upgrade

    Upgrade redhat/fence-agents-hpblade to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  21. Upgrade

    Upgrade redhat/fence-agents-ibm-powervs to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  22. Upgrade

    Upgrade redhat/fence-agents-ibm-vpc to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  23. Upgrade

    Upgrade redhat/fence-agents-ibmblade to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  24. Upgrade

    Upgrade redhat/fence-agents-ifmib to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  25. Upgrade

    Upgrade redhat/fence-agents-ilo-moonshot to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  26. Upgrade

    Upgrade redhat/fence-agents-ilo-mp to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  27. Upgrade

    Upgrade redhat/fence-agents-ilo-ssh to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  28. Upgrade

    Upgrade redhat/fence-agents-ilo2 to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  29. Upgrade

    Upgrade redhat/fence-agents-intelmodular to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  30. Upgrade

    Upgrade redhat/fence-agents-ipdu to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  31. Upgrade

    Upgrade redhat/fence-agents-ipmilan to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  32. Upgrade

    Upgrade redhat/fence-agents-kdump to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  33. Upgrade

    Upgrade redhat/fence-agents-kdump-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  34. Upgrade

    Upgrade redhat/fence-agents-kubevirt to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  35. Upgrade

    Upgrade redhat/fence-agents-kubevirt-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  36. Upgrade

    Upgrade redhat/fence-agents-lpar to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  37. Upgrade

    Upgrade redhat/fence-agents-mpath to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  38. Upgrade

    Upgrade redhat/fence-agents-nutanix-ahv to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  39. Upgrade

    Upgrade redhat/fence-agents-redfish to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  40. Upgrade

    Upgrade redhat/fence-agents-rhevm to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  41. Upgrade

    Upgrade redhat/fence-agents-rsa to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  42. Upgrade

    Upgrade redhat/fence-agents-rsb to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  43. Upgrade

    Upgrade redhat/fence-agents-sbd to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  44. Upgrade

    Upgrade redhat/fence-agents-scsi to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  45. Upgrade

    Upgrade redhat/fence-agents-virsh to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  46. Upgrade

    Upgrade redhat/fence-agents-vmware-rest to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  47. Upgrade

    Upgrade redhat/fence-agents-vmware-soap to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  48. Upgrade

    Upgrade redhat/fence-agents-wti to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  49. Upgrade

    Upgrade redhat/fence-agents-azure-arm to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  50. Upgrade

    Upgrade redhat/fence-agents-gce to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  51. Upgrade

    Upgrade redhat/fence-agents-openstack to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  52. Upgrade

    Upgrade redhat/fence-agents-aliyun to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  53. Upgrade

    Upgrade redhat/fence-agents-aws to a version that resolves this vulnerability.

    Fixed in 4.2.1-112.el8_8.20
  54. Upgrade

    Upgrade urllib3 to a version that resolves this vulnerability.

    Patch CVE-2026-44431

Event History

Aug 6, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·09:02 AM
Data Sourced
via Red Hat·09:02 AM
Severity
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Frequently Asked Questions

1

What is the severity of RHSA-2026:51045?

The severity of RHSA-2026:51045 is classified as medium with a score of 4.

2

How do I fix RHSA-2026:51045?

To fix RHSA-2026:51045, update the fence-agents packages to the latest version provided by Red Hat.

3

What software is affected by RHSA-2026:51045?

The software affected by RHSA-2026:51045 includes various fence-agents packages such as fence-agents-all and fence-agents-kubevirt.

4

What types of vulnerabilities are addressed in RHSA-2026:51045?

RHSA-2026:51045 addresses vulnerabilities in the urllib3 library which may compromise the security of the fence-agents scripts.

5

When was RHSA-2026:51045 published?

RHSA-2026:51045 was published on August 6, 2026.

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