RHSA-2026:61256: Moderate: 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: net: atm: fix crash due to unvalidated vcc pointer in sigdsend() (CVE-2026-31411) kernel: crypto: ccp - copy IV using skcipher ivsize (CVE-2026-53016) Bug Fix(es) and Enhancement(s): vhost: reset the vring metadata cache on vring reconfiguration (JIRA:RHEL-224605) 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 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/bpftoolto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/bpftool-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-abi-stableliststo a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-coreto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-cross-headersto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debugto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debug-coreto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debug-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debug-develto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debug-modulesto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debug-modules-extrato a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-develto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-docto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-headersto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-modulesto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-modules-extrato a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-toolsto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-tools-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-tools-libsto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/perfto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/perf-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/python3-perfto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/python3-perf-debuginfoto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8 - Upgrade
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redhat/kernel-debuginfo-common-ppc64leto a version that resolves this vulnerability.Fixed in 4.18.0-477.161.1.el8_8
Event History
Frequently Asked Questions
Which package variants are included in this advisory?
The advisory lists kernel, kernel-core, kernel-cross-headers, kernel-debug, kernel-debug-core, kernel-debug-debuginfo, bpftool, and bpftool-debuginfo.