QEMU is a generic and open source machine emulator and virtualizer.
Multiple vulnerabilities have been discovered in QEMU. Please review the CVE identifiers referenced below for details.
A privileged user/process within a guest QEMU environment can cause a Denial of Service condition against the QEMU guest process or the host.
There is no known workaround at this time.
All QEMU users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/qemu-2.8.0"