CVE-2017-7346

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory debian.org Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2017/dsa-3927 vendor advisory
https://lists.freedesktop.org/archives/dri-devel/2017-March/137429.html third party advisory patch
http://marc.info/?l=linux-kernel&m=149086968410117&w=2 third party advisory patch
https://bugzilla.redhat.com/show_bug.cgi?id=1437431 issue tracking patch
http://www.debian.org/security/2017/dsa-3945 vendor advisory
http://www.securityfocus.com/bid/97257 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-7346?
CVE-2017-7346 has been scored as a medium severity vulnerability.
How to fix CVE-2017-7346?
To fix CVE-2017-7346, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-7346 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-7346 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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