CVE-2017-5857

Published: 16 March 2017

Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_UNREF commands sent without detaching the backing storage beforehand.

Priority

Low

CVSS 3 base score: 6.5

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
Upstream Needed

Ubuntu 16.04 ESM (Xenial Xerus)
Released (1:2.5+dfsg-5ubuntu10.11)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: http://git.qemu-project.org/?p=qemu.git;a=commit;h=5e8e3c4c75c199aa1017db816fca02be2a9f8798
qemu-kvm
Launchpad, Ubuntu, Debian
Upstream Needed

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist