The vcpuscanioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-19407.json"
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