Red Hat Product Errata RHSA-2026:47739 - Security Advisory Issued: 2026-07-29 Updated: 2026-07-29 RHSA-2026:47739 - Security Advisory Overview Updated Packages Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation (CVE-2026-31488) kernel: net: sched: act_csum: validate nested VLAN headers (CVE-2026-31684) kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116) kernel: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs() (CVE-2026-46209) Bug Fix(es) and Enhancement(s): [RHEL-9] Performance impact of CVE-2025-38085 (JIRA:RHEL-161143) NVMe-FC: Panic during NVMe Controller Reset tests (JIRA:RHEL-178451) 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect. Affected Products Red Hat Enterprise Linux Server - AUS 9.2 x86_64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.2 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.2 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.2 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.2 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.2 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.2 s390x Fixes BZ - 2460619 - CVE-2026-31488 kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation BZ - 2461757 - CVE-2026-31684 kernel: net: sched: act_csum: validate nested VLAN headers BZ - 2482523 - CVE-2026-46116 kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete BZ - 2482636 - CVE-2026-46209 kernel: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs() CVEs CVE-2026-31488 CVE-2026-31684 CVE-2026-46116 CVE-2026-46209 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. 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Red Hat Enterprise Linux Server - AUS 9.2 SRPM kernel-5.14.0-284.183.1.el9_2.src.rpm SHA-256: cd8cbaf69ac4c97b46929bc4fd8bf7a40d1f82164a4be9eb305cb8f8a80eaf77 x86_64 bpftool-7.0.0-284.183.1.el9_2.x86_64.rpm SHA-256: 87ec2f626c0a2228550052804786f5e0e4efe313d08702aaca6858ac9f1ff6b4 bpftool-debuginfo-7.0.0-284.183.1.el9_2.x86_64.rpm SHA-256: de6578dcacb60849e0924ca6f9d7cef9c5e49768faf26160f724e72fbdddcb27 bpftool-debuginfo-7.0.0-284.183.1.el9_2.x86_64.rpm SHA-256: de6578dcacb60849e0924ca6f9d7cef9c5e49768faf26160f724e72fbdddcb27 kernel-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: c03a4f4540819e01e3157a9c30aa74bf7b57b185b81edd41103084eeccfbcf92 kernel-abi-stablelists-5.14.0-284.183.1.el9_2.noarch.rpm SHA-256: 8a5fa820755a1c8f16152e2e8a985bb1f14a59e739557901181499ce29a379f4 kernel-core-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 11cde79cae179131c260a3d115f2e99005ada6ea09606e51b4f5206aa41a33dd kernel-debug-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 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SHA-256: 2e716c49f30ad8c9a1fc140f221079a077212e296bf38da3d276deabeba5a12f kernel-tools-libs-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 0c2dce27cd7b22d61aa3ac509e15b8ea88c8b4bfa254678c0e338f49c3a44617 kernel-uki-virt-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 9ba497545a6969918aa609a620ee32e86b3dc0e844719d0026b67eedb4abe9fd perf-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 655424d987449cf7a9ab86dbc37dff6d0c6e8514e4f7545d39a91e551e49a965 perf-debuginfo-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 8224a829c0c99b1abcc1268a47f9f03e1d8e035aab0168bccd325121c4176d30 perf-debuginfo-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 8224a829c0c99b1abcc1268a47f9f03e1d8e035aab0168bccd325121c4176d30 python3-perf-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: b8aa8f53d140f94e0a0bc9f3e9ba58ceafe919720ef6c95cacb24e39587b8193 python3-perf-debuginfo-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 953f5293f9ac13455c223f06327ed838b82a6ad5db05140299241918e4ef3d8d python3-perf-debuginfo-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: 953f5293f9ac13455c223f06327ed838b82a6ad5db05140299241918e4ef3d8d rtla-5.14.0-284.183.1.el9_2.x86_64.rpm SHA-256: bd19a5b9bd30cc024aa310114ffa0f1776651401b726ade11959b836b9d11da8 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 SRPM kernel-5.14.0-284.183.1.el9_2.src.rpm SHA-256: cd8cbaf69ac4c97b46929bc4fd8bf7a40d1f82164a4be9eb305cb8f8a80eaf77 ppc64le bpftool-7.0.0-284.183.1.el9_2.ppc64le.rpm SHA-256: 7619d3b78b13e36fda0934b2a791b6a3aa12f55b8a6f2604704f19ae81e6016c bpftool-debuginfo-7.0.0-284.183.1.el9_2.ppc64le.rpm SHA-256: a6cef5002fe01ebbc293b7b27c12d698db4e199d1dae99b2b53970e5939d610b bpftool-debuginfo-7.0.0-284.183.1.el9_2.ppc64le.rpm SHA-256: a6cef5002fe01ebbc293b7b27c12d698db4e199d1dae99b2b53970e5939d610b kernel-5.14.0-284.183.1.el9_2.ppc64le.rpm SHA-256: 2edc2931f322b4b83cdeed421914fa9c68ef554ced8ea8c00182ec73368d686c kernel-abi-stablelists-5.14.0-284.183.1.el9_2.noarch.rpm SHA-256: 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