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Rocky Linux 8 RLSA-2026-3960 kernel-rt Significant Optimization Notice

rocky
Calendar Grey February 26, 2026
Rockylinux Esm H88
Update for moderate kernel-rt security issues in Rocky Linux 8 including potential denial of service and privilege escalation.
Moderate: kernel-rt security update

Summary

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list


Topics%20covered

Topics Covered

security advisory moderate denial of service privilege escalation kernel-rt rocky linux

RPMs

kernel-rt-0:4.18.0-553.105.1.rt7.446.el8_10.src.rpm

kernel-rt-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-core-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-core-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-debuginfo-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-devel-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debuginfo-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debuginfo-common-x86_64-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-kvm-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-modules-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-debug-modules-extra-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-devel-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-kvm-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

kernel-rt-modules-0:4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm

Read the Full Advisory

References

No references

CVES

https://www.cve.org/CVERecord?id=CVE-2023-53762

https://www.cve.org/CVERecord?id=CVE-2025-40168

https://www.cve.org/CVERecord?id=CVE-2025-40304

Name: RLSA-2026:2821
Affected Products: Rocky Linux 8

Fixes

https://bugzilla.redhat.com/show_bug.cgi?id=2414482

https://bugzilla.redhat.com/show_bug.cgi?id=2419838

https://bugzilla.redhat.com/show_bug.cgi?id=2419870


Topics%20covered

Topics Covered

security advisory moderate denial of service privilege escalation kernel-rt rocky linux

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