QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data's address set to the e1000e's MMIO address. CREATE(Triage):(User=admin) CVE-2020-15859 (https://nvd.nist.gov/vuln/detail/CVE-2020-15859)