Skip to content
OpenAdvisories
High ALSA-2026:25902 1 CVE

Important: fence-agents security update

Published Jun 15, 2026 · Updated Oct 29, 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):

* python-pyjwt: PyJWT: Authentication bypass due to forged JSON Web Tokens (CVE-2026-48526)

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 55

ReleasePackageFixed in
AlmaLinux · 10 fence-agents-aliyun 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-all 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-amt-ws 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-apc 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-apc-snmp 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-aws 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-azure-arm 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-bladecenter 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-brocade 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-cisco-mds 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-cisco-ucs 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-common 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-drac5 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-eaton-snmp 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-emerson 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-eps 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-gce 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-heuristics-ping 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-hpblade 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ibm-powervs 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ibm-vpc 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ibmblade 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ifmib 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ilo-moonshot 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ilo-mp 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ilo-ssh 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ilo2 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-intelmodular 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ipdu 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-ipmilan 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-kdump 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-kubevirt 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-lpar 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-mpath 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-nutanix-ahv 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-openstack 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-redfish 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-rhevm 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-rsa 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-rsb 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-sbd 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-scsi 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-virsh 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-vmware-rest 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-vmware-soap 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-wti 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-agents-zvm 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virt 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd-cpg 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd-libvirt 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd-multicast 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd-serial 4.16.0-21.el10_2.2
AlmaLinux · 10 fence-virtd-tcp 4.16.0-21.el10_2.2
AlmaLinux · 10 ha-cloud-support 4.16.0-21.el10_2.2

Vulnerabilities 1

  • High 7.4

    PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed

    PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker t…

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-48526
  • report
    https://bugzilla.redhat.com/2482734
  • advisory
    https://errata.almalinux.org/10/ALSA-2026-25902.html