RHSA-2026:60484: Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: packet: use consistent hardheaderlen in non-ring send paths () kernel: net: ipv6: use-after-free in fib6rulesuppress due to stale res->rt6 pointer (CVE-2026-74581) 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.
- Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/bpftoolto a version that resolves this vulnerability.Fixed in 7.3.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/bpftool-debuginfoto a version that resolves this vulnerability.Fixed in 7.3.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-abi-stableliststo a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debug-uki-virtto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-docto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-uki-virtto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-debuginfo-common-ppc64leto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debugto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-kvmto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-kvmto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-rt-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/bpftoolto a version that resolves this vulnerability.Fixed in 7.3.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/bpftool-debuginfoto a version that resolves this vulnerability.Fixed in 7.3.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-core-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-core-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-debuginfo-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-matched-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-core-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-extra-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debuginfo-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-matched-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-core-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-extra-5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debuginfo-common-aarch64to a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-rt-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-rt-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4.aa - Upgrade
Upgrade
redhat/kernel-debuginfo-common-s390xto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdumpto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-develto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4 - Upgrade
Upgrade
redhat/kernel-zfcpdump-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-427.147.1.el9_4