CVE-2017-5857

MEDIUM

QEMU < 2.8.1.1 - Denial of Service via Virgl Resource Unref Memory Leak

Title source: llm
STIX 2.1

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 (6)

Core 6
Core References
Issue Tracking, Patch x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1418382
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/02/16
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/95993
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201702-28
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/01/21

Scores

CVSS v3 6.5
EPSS 0.0014
EPSS Percentile 34.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (1)
qemu/qemu < 2.8.1.1
Published Mar 16, 2017
Tracked Since Feb 18, 2026