National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-18203 Detail

Current Description

The dm_get_from_kobject function in drivers/md/dm.c in the Linux kernel before 4.14.3 allow local users to cause a denial of service (BUG) by leveraging a race condition with __dm_destroy during creation and removal of DM devices.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 4.7 MEDIUM
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 1.0


Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 1.9 LOW
Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9a41d21dceadf8104812626ef85dc56ee8a60ed Patch Vendor Advisory
http://www.securityfocus.com/bid/103184 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:0676
https://access.redhat.com/errata/RHSA-2018:1062
https://access.redhat.com/errata/RHSA-2018:1854
https://github.com/torvalds/linux/commit/b9a41d21dceadf8104812626ef85dc56ee8a60ed Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
https://usn.ubuntu.com/3619-1/
https://usn.ubuntu.com/3619-2/
https://usn.ubuntu.com/3653-1/
https://usn.ubuntu.com/3653-2/
https://usn.ubuntu.com/3655-1/
https://usn.ubuntu.com/3655-2/
https://usn.ubuntu.com/3657-1/
https://www.debian.org/security/2018/dsa-4187
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.3 Release Notes Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/o:linux:linux_kernel
     Show Matching CPE(s)
Up to (excluding)
4.14.3


Change History

11 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-18203
NVD Published Date:
02/27/2018
NVD Last Modified:
06/19/2018