CVE-2017-5857

Priority
Low
Description
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.
References
Bugs
Package
Upstream:needed
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.04 (Zesty Zapus):DNE
Package
Source: qemu (LP Ubuntu Debian)
Upstream:needed
Ubuntu 17.10 (Artful Aardvark):not-affected (1:2.8+dfsg-3ubuntu2)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (code not present)
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (1:2.5+dfsg-5ubuntu10.11)
Ubuntu 17.04 (Zesty Zapus):not-affected (1:2.8+dfsg-3ubuntu2)
Patches:
Upstream:http://git.qemu-project.org/?p=qemu.git;a=commit;h=5e8e3c4c75c199aa1017db816fca02be2a9f8798
More Information

Updated: 2017-08-11 23:55:53 UTC (commit 13081)