RLSA-2026:95370

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RLSA-2026:95370

Summary: Important: kernel security update

Details: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net/smc: fix UAF in smc_cdc_rx_handler() by pinning the socket (CVE-2026-64541) * kernel: sctp: avoid auth_enable sysctl UAF during netns teardown (CVE-2026-68162) * kernel: s390/zcrypt: Validate length for CCA AES cipher key requests (CVE-2026-68452) * kernel: s390/zcrypt: Validate length for CCA ECC private key requests (CVE-2026-68451) * 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: keep chunk->transport in step with the list it is queued on (CVE-2026-74588) * kernel: sctp: clear new_transport when removing a peer (CVE-2026-74586) * kernel: sctp: validate cookie AUTH state before use (CVE-2026-74752) * kernel: s390/vfio_ccw: Cancel existing workqueues (CVE-2026-80553) * kernel: powerpc/pseries: papr-phy-attest - validate cmd.length, plug mem leak (CVE-2026-80571) * kernel: s390/qeth: validate user buffer length in SNMP and ARP query ioctls (CVE-2026-80584) * kernel: sctp: stop processing a packet once its association is deleted (CVE-2026-89479) * kernel: openvswitch: Fix CT limit teardown use-after-free (CVE-2026-89488) * kernel: s390/boot: Avoid IPL parameter append past command line (CVE-2026-98403) 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-2026:95370, https://bugzilla.redhat.com/show_bug.cgi?id=2507721, https://bugzilla.redhat.com/show_bug.cgi?id=2513314, https://bugzilla.redhat.com/show_bug.cgi?id=2515351, https://bugzilla.redhat.com/show_bug.cgi?id=2515353, 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=2521384, https://bugzilla.redhat.com/show_bug.cgi?id=2521419, https://bugzilla.redhat.com/show_bug.cgi?id=2524422, https://bugzilla.redhat.com/show_bug.cgi?id=2524442, https://bugzilla.redhat.com/show_bug.cgi?id=2524458, https://bugzilla.redhat.com/show_bug.cgi?id=2524475, https://bugzilla.redhat.com/show_bug.cgi?id=2532290, https://bugzilla.redhat.com/show_bug.cgi?id=2532407, https://bugzilla.redhat.com/show_bug.cgi?id=2552209, https://access.redhat.com/errata/RHSA-2026:95370