CVE-2017-7346

medium

Description

The vmw_gb_surface_define_ioctl function in drivers/gpu/drm/vmwgfx/vmwgfx_surface.c in the Linux kernel through 4.10.7 does not validate certain levels data, which allows local users to cause a denial of service (system hang) via a crafted ioctl call for a /dev/dri/renderD* device.

References

http://marc.info/?l=linux-kernel&m=149086968410117&w=2

https://bugzilla.redhat.com/show_bug.cgi?id=1437431

https://lists.freedesktop.org/archives/dri-devel/2017-March/137429.html

http://www.debian.org/security/2017/dsa-3927

http://www.debian.org/security/2017/dsa-3945

Details

Source: Mitre, NVD

Published: 2017-03-30

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium