National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7346 Detail

Current 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.

Source:  MITRE      Last Modified:  03/30/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-7346
Original release date:
03/30/2017
Last revised:
11/03/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
5.5 Medium
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
4.9 MEDIUM
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://marc.info/?l=linux-kernel&m=149086968410117&w=2 Patch; Third Party Advisory External Source CONFIRM http://marc.info/?l=linux-kernel&m=149086968410117&w=2
http://www.debian.org/security/2017/dsa-3927 External Source DEBIAN DSA-3927
http://www.debian.org/security/2017/dsa-3945 External Source DEBIAN DSA-3945
http://www.securityfocus.com/bid/97257 Third Party Advisory; VDB Entry External Source BID 97257
https://bugzilla.redhat.com/show_bug.cgi?id=1437431 Issue Tracking; Patch External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1437431
https://lists.freedesktop.org/archives/dri-devel/2017-March/137429.html Patch; Third Party Advisory External Source CONFIRM https://lists.freedesktop.org/archives/dri-devel/2017-March/137429.html

Technical Details

Vulnerability Type (View All)

Change History 3 change records found - show changes