Skip to content
OpenAdvisories
Unscored RHSA-2026:3463 1 CVE

Red Hat Security Advisory: kernel-rt security update

Published Mar 2, 2026 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 28

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-core 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-core 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-debuginfo 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-devel 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-kvm 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-modules 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-modules-extra 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debuginfo 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debuginfo-common-x86_64 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-devel 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-kvm 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-modules 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-modules-extra 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-core 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-core 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-debuginfo 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-devel 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-modules 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-modules-extra 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debuginfo 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debuginfo-common-x86_64 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-devel 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-modules 0:4.18.0-553.109.1.rt7.450.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-modules-extra 0:4.18.0-553.109.1.rt7.450.el8_10

Vulnerabilities 1

  • Unscored —
    CVE-2026-23097

    migrate: correct lock ordering for hugetlb file folios

    In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock (analyzed by Lance Yang): 1) Task (5749): Holds folio_lock, then tries to acquire i_mmap_rwsem(read lock). 2…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2436802
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_3463.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-23097
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-23097
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-23097
  • article
    https://kernelcve.org/list/?q=CVE-2026-23097
  • article
    https://lore.kernel.org/linux-cve-announce/2026020427-CVE-2026-23097-a591@gregkh/T