Buffer overflow

hw/display/bochs-display.c in QEMU 4.0.0 does not ensure a sufficient PCI config space allocation, leading to a buffer overflow involving the PCIe extended config space...

CVE-2019-15034

hw/display/bochs-display.c in QEMU 4.0.0 does not ensure a sufficient PCI config space allocation, leading to a buffer overflow involving the PCIe extended config space...

Command injection

DISPUTED The QMP guestexec command in QEMU 4.0.0 and earlier is prone to OS command injection, which allows the attacker to achieve code execution, denial of service, or information disclosure by sending a crafted QMP command to the listening server. Note: This has been disputed as a non-issue...

CVE-2019-12155

interfacereleaseresource in hw/display/qxl.c in QEMU 3.1.x through 4.0.0 has a NULL pointer dereference...