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CVE-2017-6386

Published: 15 March 2017

Memory leak in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_OBJECT_VERTEX_ELEMENTS commands.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
virglrenderer
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable
(0.6.0-2)
cosmic Not vulnerable
(0.6.0-2)
precise Does not exist

trusty Does not exist

upstream
Released (0.6.0-2)
xenial Does not exist

yakkety Ignored
(end of life)
zesty Ignored
(end of life)
Patches:
upstream: https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H