RHSA-2026:45192: Important: kernel security, bug fix, and enhancement update
Important: kernel security, bug fix, and enhancement update
Other sources
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: KVM: x86: Don't (re)check L1 intercepts when completing userspace I/O (CVE-2025-40026) kernel: dm log: fix out-of-bounds write due to regioncount overflow (CVE-2026-53059) kernel: drm/xe: Fix error cleanup in xeexecqueuecreateioctl() (CVE-2026-52976) kernel: drm/xe/dma-buf: fix UAF with retry loop (CVE-2026-52950) kernel: ipv6: fix possible UAF in icmpv6rcv() (CVE-2026-53006) Bug Fix(es) and Enhancement(s): scsi device removal may hang from race with error recovery [rhel-9.8.z] (JIRA:RHEL-187412) [RHEL9] kvm fixes for 2026-07-21 [rhel-9.8.z] (JIRA:RHEL-213468) 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.
— Red Hat
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 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-abi-stableliststo a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-docto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-rt-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-debuginfo-common-s390xto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-debuginfo-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-devel-matched-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debug-modules-extra-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-debuginfo-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-devel-matched-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernelto a version that resolves this vulnerability.Fixed in 64k-modules-extra-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-debuginfo-common-aarch64to a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-devel-matchedto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-debuginfo-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-devel-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debug-modules-extra-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-debuginfo-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-devel-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-modules-core-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rtto a version that resolves this vulnerability.Fixed in 64k-modules-extra-5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debugto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debug-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modulesto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modules-coreto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-rt-modules-extrato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/libperf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/python3-perfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/rtlato a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/rvto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-cross-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-tools-libs-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/libperfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8 - Upgrade
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redhat/kernel-cross-headersto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/kernel-tools-libs-develto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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redhat/libperfto a version that resolves this vulnerability.Fixed in 5.14.0-687.30.1.el9_8.aa - Upgrade
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RHEL 9.8.z kernel packagesto a version that resolves this vulnerability.Fixed in rhel-9.8.zPatch JIRA:RHEL-213468 - Compensating control
Reboot the system after applying this kernel update so the changes take effect.
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:45192?
The severity of RHSA-2026:45192 is classified as high, with a CVSS score of 7.
What vulnerability fixes are included in RHSA-2026:45192?
RHSA-2026:45192 includes fixes for kernel security issues, specifically addressing CVE-2025-40026 related to KVM x86 and an out-of-bounds write in dm log.
How do I fix RHSA-2026:45192?
To fix RHSA-2026:45192, update the affected kernel packages to the latest version provided by Red Hat.
What systems are affected by RHSA-2026:45192?
RHSA-2026:45192 impacts systems running Red Hat and its associated kernel packages including kernel-rt, kernel-core, and kernel-debug.
When was RHSA-2026:45192 published?
RHSA-2026:45192 was published on July 24, 2026.