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RLSA-2026:63128

Security Mirrored from RHSA-2026:63128
Issued at: 2026-09-05
Updated at: 2026-09-08

Advisory content derived from Red Hat RHSA-2026:63128, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Important: kernel security update



Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: Bluetooth: hci_ldisc: Clear HCI_UART_PROTO_INIT on error (CVE-2026-53073)

* kernel: exfat: fix potential use-after-free in exfat_find_dir_entry() (CVE-2026-63808)

* kernel: KEYS: fix overflow in keyctl_pkey_params_get_2() (CVE-2026-63824)

* kernel: smb: client: fix query directory replay double-free (CVE-2026-64387)

* kernel: iomap: fix out-of-bounds bitmap_set() with zero-length range (CVE-2026-68145)

* kernel: net: ipv6: use-after-free in fib6_rule_suppress 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 products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2502248 2502235 2513392 2492447 2520980 2507046

CVEs

CVE-2026-53073 CVE-2026-63808 CVE-2026-63824 CVE-2026-64387 CVE-2026-68145 CVE-2026-74581

Affected packages

Rocky Linux 10 x86_64 - BaseOS

kernel-tools-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-0:6.12.0-211.51.1.el10_2.src.rpm kernel-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-uki-virt-addons-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-uki-virt-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-uki-virt-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debuginfo-common-x86_64-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-tools-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-modules-extra-matched-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-abi-stablelists-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-tools-libs-0:6.12.0-211.51.1.el10_2.x86_64.rpm

Rocky Linux 10 s390x - BaseOS

kernel-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-modules-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-modules-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-0:6.12.0-211.51.1.el10_2.src.rpm kernel-tools-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-modules-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-tools-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-modules-extra-matched-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-modules-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-modules-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-modules-extra-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-modules-extra-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-core-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-modules-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-abi-stablelists-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-debuginfo-common-s390x-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-modules-extra-0:6.12.0-211.51.1.el10_2.s390x.rpm

Rocky Linux 10 aarch64 - AppStream

kernel-64k-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-devel-matched-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-devel-matched-0:6.12.0-211.51.1.el10_2.aarch64.rpm rtla-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-devel-matched-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-doc-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-devel-matched-0:6.12.0-211.51.1.el10_2.aarch64.rpm perf-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm perf-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm python3-perf-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm rv-0:6.12.0-211.51.1.el10_2.aarch64.rpm python3-perf-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm

Rocky Linux 10 aarch64 - RT

kernel-rt-64k-debug-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-debug-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-64k-debug-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-rt-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm

Rocky Linux 10 ppc64le - BaseOS

kernel-tools-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-tools-libs-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debuginfo-common-ppc64le-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-0:6.12.0-211.51.1.el10_2.src.rpm kernel-debug-modules-extra-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debug-modules-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debug-core-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-tools-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debug-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-modules-extra-matched-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-modules-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-modules-core-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-core-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debug-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-abi-stablelists-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-debug-modules-core-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-modules-extra-0:6.12.0-211.51.1.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - BaseOS

kernel-modules-extra-matched-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-tools-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-tools-libs-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-0:6.12.0-211.51.1.el10_2.src.rpm kernel-tools-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debuginfo-common-aarch64-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-uki-virt-addons-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-modules-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-uki-virt-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debug-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-64k-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-modules-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-abi-stablelists-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-64k-core-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-debug-modules-extra-0:6.12.0-211.51.1.el10_2.aarch64.rpm

Rocky Linux 10 x86_64 - CRB

kernel-tools-libs-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm libperf-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm libperf-0:6.12.0-211.51.1.el10_2.x86_64.rpm

Rocky Linux 10 x86_64 - NFV

kernel-rt-debug-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm

Rocky Linux 10 x86_64 - RT

kernel-rt-debug-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-extra-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-modules-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-core-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-rt-debug-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm

Rocky Linux 10 ppc64le - AppStream

kernel-debug-devel-matched-0:6.12.0-211.51.1.el10_2.ppc64le.rpm python3-perf-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm python3-perf-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-devel-0:6.12.0-211.51.1.el10_2.ppc64le.rpm perf-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-doc-0:6.12.0-211.51.1.el10_2.noarch.rpm perf-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-devel-matched-0:6.12.0-211.51.1.el10_2.ppc64le.rpm rv-0:6.12.0-211.51.1.el10_2.ppc64le.rpm rtla-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-debug-devel-0:6.12.0-211.51.1.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - CRB

libperf-0:6.12.0-211.51.1.el10_2.aarch64.rpm kernel-tools-libs-devel-0:6.12.0-211.51.1.el10_2.aarch64.rpm libperf-debuginfo-0:6.12.0-211.51.1.el10_2.aarch64.rpm

Rocky Linux 10 s390x - AppStream

kernel-debug-devel-matched-0:6.12.0-211.51.1.el10_2.s390x.rpm python3-perf-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-devel-0:6.12.0-211.51.1.el10_2.s390x.rpm perf-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-doc-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-zfcpdump-devel-0:6.12.0-211.51.1.el10_2.s390x.rpm rtla-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-devel-matched-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-zfcpdump-devel-matched-0:6.12.0-211.51.1.el10_2.s390x.rpm python3-perf-0:6.12.0-211.51.1.el10_2.s390x.rpm perf-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm kernel-debug-devel-0:6.12.0-211.51.1.el10_2.s390x.rpm rv-0:6.12.0-211.51.1.el10_2.s390x.rpm

Rocky Linux 10 riscv64 - BaseOS

kernel-0:6.12.0-211.51.1.el10_2.src.rpm kernel-abi-stablelists-0:6.12.0-211.51.1.el10_2.noarch.rpm

Rocky Linux 10 x86_64 - AppStream

rtla-0:6.12.0-211.51.1.el10_2.x86_64.rpm perf-0:6.12.0-211.51.1.el10_2.x86_64.rpm python3-perf-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm perf-debuginfo-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-doc-0:6.12.0-211.51.1.el10_2.noarch.rpm kernel-debug-devel-matched-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-debug-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm rv-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-devel-matched-0:6.12.0-211.51.1.el10_2.x86_64.rpm python3-perf-0:6.12.0-211.51.1.el10_2.x86_64.rpm kernel-devel-0:6.12.0-211.51.1.el10_2.x86_64.rpm

Rocky Linux 10 riscv64 - AppStream

kernel-doc-0:6.12.0-211.51.1.el10_2.noarch.rpm

Rocky Linux 10 s390x - CRB

libperf-debuginfo-0:6.12.0-211.51.1.el10_2.s390x.rpm libperf-0:6.12.0-211.51.1.el10_2.s390x.rpm

Rocky Linux 10 ppc64le - CRB

libperf-0:6.12.0-211.51.1.el10_2.ppc64le.rpm kernel-tools-libs-devel-0:6.12.0-211.51.1.el10_2.ppc64le.rpm libperf-debuginfo-0:6.12.0-211.51.1.el10_2.ppc64le.rpm