RHSA-2026:95370: Important: kernel security update
Important: kernel security update
Other sources
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: net/smc: fix UAF in smccdcrxhandler() by pinning the socket (CVE-2026-64541) kernel: sctp: avoid authenable 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 svcxprt 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 newtransport when removing a peer (CVE-2026-74586) kernel: sctp: validate cookie AUTH state before use (CVE-2026-74752) kernel: s390/vfioccw: 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.
— Red Hat
Affected Software
Remediation
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Reboot the system for the kernel security update to take effect.