CVE Details

Release Date:2018-03-07


The __munlock_pagevec function in mm/mlock.c in the Linux kernel before 4.11.4 allows local users to cause a denial of service (NR_MLOCK accounting corruption) via crafted use of mlockall and munlockall system calls.

See more information about CVE-2017-18221 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 5.5 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: None Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 6 (kernel-uek)ELSA-2019-43152019-01-03
Oracle Linux version 7 (kernel-uek)ELSA-2019-43152019-01-03
Oracle VM version 3.4 (kernel-uek)OVMSA-2019-00022019-02-04

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team