RHSA-2023:4801: Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: ipvlan: out-of-bounds write caused by unclear skb->cb (CVE-2023-3090) kernel: kernel info leak issue in pfkeyregister (CVE-2022-1353) kernel: unmapmappingrange() race with munmap() on VMPFNMAP mappings leads to stale TLB entry (CVE-2022-39188) kernel: speculative pointer dereference in doprlimit() in kernel/sys.c (CVE-2023-0458) kernel: tls: race condition in dotlsgetsockopt may lead to use-after-free or NULL pointer dereference (CVE-2023-28466) 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.Bug Fix(es): IOMMU/DMA updates for 9.1 (BZ#2192629) rbd: avoid fast-diff corruption in snapshot-based mirroring (BZ#2216570) Hyper-V RHEL-9: Fix VM crash/hang Issues due to fast VF add/remove events (BZ#2217067) KVM: x86: fix sending PV IPI (BZ#2225337) libceph: harden msgr2.1 frame segment length checks (BZ#2227071)

— Red Hat