RLSA-2026:95367

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RLSA-2026:95367

Summary: Important: kernel security update

Details: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs() (CVE-2026-64378) * kernel: sunrpc: pin svc_xprt across the asynchronous TLS handshake callback (CVE-2026-72222) * kernel: sunrpc: wait for in-flight TLS handshake callback when cancel loses race (CVE-2026-72221) * kernel: fs/resctrl: Fix use-after-free during unmount (CVE-2026-72080) * kernel: sctp: clear new_transport when removing a peer (CVE-2026-74586) * kernel: openvswitch: Fix CT limit teardown use-after-free (CVE-2026-89488) * kernel: PCI/sysfs: Add lockdown checks to legacy I/O and memory handlers (CVE-2026-90315) * kernel: kernel: xfs: Unauthorized data modification via improper file size exchange handling (CVE-2026-98974) 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.

References: https://errata.rockylinux.org/RLSA-2026:95367, https://bugzilla.redhat.com/show_bug.cgi?id=2507296, https://bugzilla.redhat.com/show_bug.cgi?id=2516278, https://bugzilla.redhat.com/show_bug.cgi?id=2516412, https://bugzilla.redhat.com/show_bug.cgi?id=2516674, https://bugzilla.redhat.com/show_bug.cgi?id=2521419, https://bugzilla.redhat.com/show_bug.cgi?id=2532407, https://bugzilla.redhat.com/show_bug.cgi?id=2536264, https://bugzilla.redhat.com/show_bug.cgi?id=2559811, https://access.redhat.com/errata/RHSA-2026:95367