Security Fix(es) for kernel 6.12.0-211.61.1.el10_2:

• kernel: KVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1 (CVE-2026-46076)
• kernel: ext4: fix e4b bitmap inconsistency reports (CVE-2026-45942)
• kernel: KVM: arm64: Reassign nested_mmus array behind mmu_lock (CVE-2026-46317)
• kernel: fhandle: fix UAF due to unlocked ->mnt_ns read in may_decode_fh() (CVE-2026-53341)
• kernel: perf/core: Detach event groups during remove_on_exec (CVE-2026-64556)
• kernel: vmxnet3: fix BUG_ON in vmxnet3_get_hdr_len() for Geneve packets (CVE-2026-68299)
• kernel: crypto: tegra - fix rctx->cryptlen calculation in tegra_gcm_do_one_req() (CVE-2026-80522)
• kernel: perf: Reject exited events as group leaders (CVE-2026-74753)
• kernel: nvme-tcp: reject a read that transferred too few bytes (CVE-2026-89480)
• kernel: KVM: arm64: Handle negative S1 walk levels in VNCR TLB size evaluation (CVE-2026-89775)

Bug Fix(es) and Enhancement(s):

• KVM: s390: Limit adapter indicator access to mapped page [rhel-10.2.z] (JIRA:RHEL-188661)
• crypto: xxhash64 should not be fips approved [rhel-10.2.z] (JIRA:RHEL-254943)
• kata-tdx TD vCPU stuck at reset vector (EIP=0xFFF0) on Intel Xeon 6 (Granite Rapids / Sierra Forest) ? guest never executes. (10.2.z) (JIRA:RHEL-260402)