What is CVE-2017-18203?

CVE-2017-18203 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2017-18203 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2017-18203?

CVE-2017-18203 has a CVSS score of 4.7 out of 10, rated Medium severity. The vector string is CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2017-18203?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2017-18203 patch availability.

Is CVE-2017-18203 actively exploited?

CVE-2017-18203 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2017-18203

Medium

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.

Package Linux Kernel

Published 2018-02-27

Last modified 2024-11-21

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

4.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-362

CVE-2017-18203 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

17 total

Kernel Git
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9a41d21dceadf8104812626ef85dc56ee8a60ed

Patch Vendor Advisory
Kernel.org
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.3

Release Notes Vendor Advisory
GitHub
https://github.com/torvalds/linux/commit/b9a41d21dceadf8104812626ef85dc56ee8a60ed

Patch Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/103184

Third Party Advisory VDB Entry
Red Hat
https://access.redhat.com/errata/RHSA-2018:0676

Showing 5 of 17 references View all on NVD

Details

CVE ID CVE-2017-18203

Severity Medium

CVSS score 4.7 / 10

CVSS version 3.0

Published 2018-02-27

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2017-18203?

CVE-2017-18203 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2017-18203 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2017-18203?

CVE-2017-18203 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2017-18203?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2017-18203 patch availability.
Is CVE-2017-18203 actively exploited?

No. CVE-2017-18203 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.