CVE-2021-3507

A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 including. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU...

CVE-2021-3507

CVE-2021-3507 refers to a heap buffer overflow in QEMU’s floppy disk emulator up to version 6.0.0, triggered in fdctrl_transfer_handler() (hw/block/fdc.c) during DMA read data transfers from the floppy to the guest. Reported impact includes host DoS via crashing the QEMU process and potential inf...

CVE-2021-3507: Improper Restriction of Operations within the Bounds of a Memory Buffer

A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 including. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU...