RHSA-2026:49870: Low: kernel security, bug fix, and enhancement update
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: Linux kernel: Denial of Service due to NULL function pointer race in timer shutdown (CVE-2025-68214) Bug Fix(es) and Enhancement(s): Possible regression with FM350GL [rhel-9.8.z] (JIRA:RHEL-184273) RHEL9: Fix downstream-only regression from 532af53c [rhel-9.8.z] (JIRA:RHEL-192430) gfs2: xfstests generic/363 failure [rhel-9.8.z] (JIRA:RHEL-214021) RHEL 9: Backport b95e0e792822 [rhel-9.8.z] (JIRA:RHEL-216471) 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
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redhat/kernelto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-abi-stableliststo a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debug-uki-virtto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-docto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-rt-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-uki-virtto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-uki-virt-addonsto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debuginfo-common-s390xto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdumpto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-zfcpdump-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-debuginfo-common-ppc64leto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-debuginfo-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-matched-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-extra-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debuginfo-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-matched-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-extra-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-debuginfo-common-aarch64to a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-debuginfo-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-devel-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-extra-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debuginfo-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-devel-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-modules-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-modules-core-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-modules-extra-5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-cross-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-tools-libs-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/libperfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8 - Upgrade
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redhat/kernel-cross-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/kernel-tools-libs-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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redhat/libperfto a version that resolves this vulnerability.Fixed in 5.14.0-687.34.1.el9_8.aa - Upgrade
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RHEL 9 kernelto a version that resolves this vulnerability.Fixed in rhel-9.8.zPatch JIRA:RHEL-216471 - Upgrade
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RHEL 9 kernelto a version that resolves this vulnerability.Fixed in rhel-9.8.zPatch JIRA:RHEL-192430 - Upgrade
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RHEL 9 kernelto a version that resolves this vulnerability.Fixed in rhel-9.8.zPatch JIRA:RHEL-214021 - Upgrade
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RHEL 9 kernelto a version that resolves this vulnerability.Fixed in rhel-9.8.zPatch JIRA:RHEL-184273 - Operational
Reboot the system after applying the kernel update so the changes (including the CVE-2025-68214 fix for a NULL function pointer race in timer shutdown) take effect.
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:49870?
The severity of RHSA-2026:49870 is classified as low.
What types of products are affected by RHSA-2026:49870?
RHSA-2026:49870 affects various kernel packages including redhat/kernel, redhat/kernel-rt, and others.
What security issue does RHSA-2026:49870 address?
RHSA-2026:49870 addresses a Denial of Service vulnerability due to a NULL function pointer race in timer shutdown identified as CVE-2025-68214.
How do I fix RHSA-2026:49870?
To fix RHSA-2026:49870, update the affected kernel packages to the latest version provided by Red Hat.
What enhancements are included in RHSA-2026:49870?
RHSA-2026:49870 includes bug fixes and enhancements, specifically addressing a possible regression with FM350GL.