Quick emulator built with the IDE disk and CD/DVD-ROM Emulator support is
vulnerable to a null pointer dereference issue. It could occur while
flushing an empty CDROM device drive.
A privileged user inside guest could use this flaw to crash the Qemu process
resulting in DoS.
Name: Ryan Salsamendi (Palo Alto Networks PSIRT)
Created qemu tracking bugs for this issue:
Affects: fedora-all [bug 1483536]
qemu-2.9.1-2.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.