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KVM: Handle the case that EIOINTC's coremap is empty","CVE":"CVE-2026-31569","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31569","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: KVM: Handle the case that EIOINTC's coremap is empty\n\nEIOINTC's coremap in eiointc_update_sw_coremap() can be empty, currently\nwe get a cpuid with -1 in this case, but we actually need 0 because it's\nsimilar as the case that cpuid >= 4.\n\nThis fix an out-of-bounds access to kvm_arch::phyid_map::phys_map[].","Type":"Description","Title":"LoongArch: KVM: Handle the case that EIOINTC's coremap is empty"}]}}}