Skip to content
OpenAdvisories
Medium RLSA-2025:21920 2 CVEs

Moderate: kernel-rt security update

Published Nov 27, 2025 · Updated Nov 27, 2025

Summary

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: NFS: Fix a race when updating an existing write (CVE-2025-39697)

* kernel: i40e: fix idx validation in config queues msg (CVE-2025-39971)

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 kernel-rt 0:4.18.0-553.85.1.rt7.426.el8_10

Vulnerabilities 2

  • High 8.8

    i40e: fix idx validation in config queues msg

    In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in config queues msg Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_vc_config_queues_msg().

  • High 7.8

    NFS: Fix a race when updating an existing write

    In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a race when updating an existing write After nfs_lock_and_join_requests() tests for whether the request is still attached to the mapping, nothing prevents a call to nfs_inode_remove_…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2393481
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2404108