DEBIAN-CVE-2019-20175

An issue was discovered in idedmacb in hw/ide/core.c in QEMU 2.4.0 through 4.2.0. The guest system can crash the QEMU process in the host system via a special SCSIIOCTLSENDCOMMAND. It hits an assertion that implies that the size of successful DMA transfers there must be a multiple of 512 the size...