Red Hat Product Errata RHSA-2026:23395 - Security Advisory Issued: 2026-06-04 Updated: 2026-06-04 RHSA-2026:23395 - Security Advisory Overview Updated Packages Synopsis Important: kernel security 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 NVIDIA for RHEL 10. Red Hat Product Security has rated this update as having a security impact of Critical. 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): CVE-2026-46243 kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions 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. Additional Changes: For detailed information on changes in this release, see the NVIDIA for RHEL 10 Release Notes linked from 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 for ARM 64 10 aarch64 Fixes BZ - 2481486 - CVE-2026-46243 kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions CVEs CVE-2026-46243 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for ARM 64 10 SRPM kernel-6.12.0-212.9.el10nv.src.rpm SHA-256: b5c25b773260350cc2b306af316cde5d09b1576e7d2017f58ccfc1ae68391b54 aarch64 kernel-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 04b12c41161f344971a47c5fec979e66d9854f76b1de3258bd6c6c04df3a4b71 kernel-64k-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 6b6280d843e86a9ab8fd1e8ac403aa2617ab9e59781a51e9fa1752899df0481e kernel-64k-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 84a23ea86966a05dc0f1cb1aa5ad1135e3af236efba400e70a7fd55dd25bc77f kernel-64k-debug-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 91871e10a22ee48a09bb2a01bbda50a32eefa170e4f2270275fe59d23ef616b5 kernel-64k-debug-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: b93ad15d2ff100f4fa6e8e4d0d03f524ca284efd2187bf9e9f3f558828a39afe kernel-64k-debug-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 3d9978cb5c594e96c70a6f11b480541d84d1faabbfcddd4bc8aec7b67d5cdf81 kernel-64k-debug-modules-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 843ac38a2fac6112be3d36d80428fcf85508b4ec3e4c1b86d3dd9c5bb7b4083f kernel-64k-debug-modules-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: c54326dbfe30da6e367f4b58de0c57caf7b64e3a87e19e05836f1146a4f93997 kernel-64k-debug-modules-extra-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 2aa47d9b84ea19039de474ada588450d6a884066786bc1bcc0439562aa9bce18 kernel-64k-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 67b1c9ec551bf7b94f4ae96fff7f0e5c256399f46294232ba645c5a8ceb9bae6 kernel-64k-modules-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 8ee94cbb0f4a955b972bd88cf21ee85fe7a3889de9cc6c27cfc7479c71a04743 kernel-64k-modules-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 6dc53cf4c8dfcd137c33dfa500a17cb40847fd37de069ebc4144232e9e1b3ed3 kernel-64k-modules-extra-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 410fffd6a2e9e6afcae1cfbb49c20494086aa5d5ba09769f65b2746161ddc0e0 kernel-abi-stablelists-6.12.0-212.9.el10nv.noarch.rpm SHA-256: b9692d941c76d6a56a1b91efa290072c36c241df7e1a0dc6522e4225c4d185ed kernel-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 3ee6591cee2f645fbaf580683275625803e131cf332e43b05392d670e61298ec kernel-debug-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 2287df9f411aee6db792929d0a6693ab3abe18f6ff3ff0a3fbd5dbed5cf37b13 kernel-debug-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 3ff59d7500c720b689c14d4e19623109bbce4d51c75e14e96a370d341a0dfeff kernel-debug-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: baac6b87a7c74d06f066864fcee2beb5d8815e2e85f5f1aa3d5ef5a0c5f38508 kernel-debug-devel-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 8d783c321d921cc14fe11111556e5f9f10e6f2f27eebc014ed155911802dc716 kernel-debug-devel-matched-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 10059cf060427143da38e58572121740833d14af8e85e5b07663d83d67a4ab5e kernel-debug-modules-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 6d88b696fd5545eccb37611a81b6f675ccc1d7d71198a7b8c57ad1945c18afbb kernel-debug-modules-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 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607680818646bf1673fca5420b26b99fbeb80eefe5eb405fd6d5e13bf4a88e49 kernel-modules-core-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: fa7f0c72ff9c065700f4be8dc7dead9ce164901ad4b8eb9de42ca4a5e20f0f49 kernel-modules-extra-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 8173a1ba9ff8e30e7eb719560756a0f7f2a1f982de1cf33cfd1287e407180dae kernel-modules-extra-matched-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: d2c2c3ac8980ba30ac14178caf07f7de5d9d189c854e5f8a65cd2961958f60a2 kernel-tools-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 8540eb30a4cd768d6a4ce151df686f7aa24cc38babab77b578e6d34b5b1a0aba kernel-tools-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 466e0c59b71da33a08f26fe37f88e6401acaad5d3c472208bd1d074d5c0bb039 kernel-tools-libs-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 0f4b092ac02fbb56b1ede02e7ccd93636899d0653f5a1951fc37f05fdeb6910d kernel-uki-virt-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 6af6329e8d418f0f64f183a68065391d2d225c95c7a9163d279d97e5fe8646b7 kernel-uki-virt-addons-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: b92cd8e8d47f0848e2c7db587fa385e4bbd918be7a5c953cb44686d9cccba2ea libperf-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: d90e791761879b2f0c91f1eb765de72c1f5a4d7e9c4a298dcbfb6a1fe53c0c20 perf-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 9830ed4018fe60ece9e60c52e1d592cdd6b2e1eb9ac275f316e633d670bcb55e perf-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 2f22f4312c658c9d57428e15a8723a9bfe7e91b75e77a1248a1974f18803ca16 python3-perf-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 63db2b880aca7649b1f5d406d8f1dc8c167536d3fea1696670d144f6eb1d03a1 python3-perf-debuginfo-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: d81a654ec3fae244eef10894e661b3208d4c00058e37e2bd4f0e9299f95519a4 rtla-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: 9d9f8d1136db1100f18d2a243b96ff9e62a5cbfe15947175f52b6c5a854b98aa rv-6.12.0-212.9.el10nv.aarch64.rpm SHA-256: eb1a3ad83edc542486c589551eceb8de2ce5f0f095e612b7ba5991371afc4253 The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .