Rapid7 Vulnerability & Exploit Database

Ubuntu: (Multiple Advisories) (CVE-2017-18221): Linux kernel (Trusty HWE) vulnerabilities

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Ubuntu: (Multiple Advisories) (CVE-2017-18221): Linux kernel (Trusty HWE) vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
03/07/2018
Created
07/25/2018
Added
05/31/2018
Modified
08/25/2021

Description

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.

Solution(s)

  • ubuntu-upgrade-linux-image-3-13-0-149-generic
  • ubuntu-upgrade-linux-image-3-13-0-149-generic-lpae
  • ubuntu-upgrade-linux-image-3-13-0-149-lowlatency
  • ubuntu-upgrade-linux-image-3-13-0-149-powerpc-e500
  • ubuntu-upgrade-linux-image-3-13-0-149-powerpc-e500mc
  • ubuntu-upgrade-linux-image-3-13-0-149-powerpc-smp
  • ubuntu-upgrade-linux-image-3-13-0-149-powerpc64-emb
  • ubuntu-upgrade-linux-image-3-13-0-149-powerpc64-smp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-lts-trusty
  • ubuntu-upgrade-linux-image-generic-lts-trusty
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-powerpc-e500
  • ubuntu-upgrade-linux-image-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-smp

References

  • USN-3444-1
  • USN-3444-2
  • USN-3617-1
  • USN-3617-2
  • USN-3617-3
  • USN-3619-1
  • USN-3619-2
  • USN-3631-1
  • USN-3631-2
  • USN-3651-1
  • USN-3652-1
  • USN-3653-1
  • USN-3653-2
  • USN-3654-1
  • USN-3654-2
  • USN-3655-1
  • USN-3655-2
  • USN-3656-1
  • USN-3657-1
  • USN-3679-1
  • USN-3680-1
  • USN-3756-1
  • USN-3777-3
  • 103321
  • CVE-2017-18221
View more

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;