CVE-2019-19051: Medium severity Linux Linux kernel vulnerability

Published Nov 18, 2019
·
Updated

A memory leak in the i2400moprfkillswtoggle() function in drivers/net/wimax/i2400m/op-rfkill.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption), aka CID-6f3ef5c25cc7.

Affected Software

57 affected componentsFixes available
Linux Linux kernel<5.3.11
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Debian Debian Linux=8.0
openSUSE Leap=15.1
debian/linux
6.1.176-16.1.190-16.12.107-16.12.113-17.2.11-17.2.12-1
ubuntu/linux-aws<4.4.0-1062.66
4.4.0-1062.66
ubuntu/linux-azure<4.15.0-1074.79~14.04.1
4.15.0-1074.79~14.04.1
ubuntu/linux-lts-xenial<4.4.0-174.204~14.04.1
4.4.0-174.204~14.04.1
ubuntu/linux*
ubuntu/linux<4.4.0-174.204
4.4.0-174.204
ubuntu/linux-aws<4.4.0-1102.113
4.4.0-1102.113
ubuntu/linux-aws-hwe<4.15.0-1063.67~16.04.1
4.15.0-1063.67~16.04.1
ubuntu/linux-azure<4.15.0-1075.80
4.15.0-1075.80
ubuntu/linux-gcp<4.15.0-1058.62
4.15.0-1058.62
ubuntu/linux-hwe<4.15.0-91.92~16.04.1
4.15.0-91.92~16.04.1
ubuntu/linux-kvm<4.4.0-1066.73
4.4.0-1066.73
ubuntu/linux-oracle<4.15.0-1035.38~16.04.1
4.15.0-1035.38~16.04.1
ubuntu/linux-raspi2<4.4.0-1129.138
4.4.0-1129.138
ubuntu/linux-snapdragon<4.4.0-1133.141
4.4.0-1133.141
ubuntu/linux-hwe-edge*
ubuntu/linux-fips<4.4.0-1029.34
4.4.0-1029.34
ubuntu/linux-fips*
ubuntu/linux<4.15.0-91.92
4.15.0-91.92
ubuntu/linux-aws<4.15.0-1063.67
4.15.0-1063.67
ubuntu/linux-azure-5.3<5.3.0-1009.10~18.04.1
5.3.0-1009.10~18.04.1
ubuntu/linux-gcp-5.3<5.3.0-1010.11~18.04.1
5.3.0-1010.11~18.04.1
ubuntu/linux-gke-4.15<4.15.0-1055.58
4.15.0-1055.58
ubuntu/linux-gke-5.0<5.0.0-1035.36
5.0.0-1035.36
ubuntu/linux-hwe<5.3.0-26.28~18.04.1
5.3.0-26.28~18.04.1
ubuntu/linux-kvm<4.15.0-1056.57
4.15.0-1056.57
ubuntu/linux-oem<4.15.0-1076.86
4.15.0-1076.86
ubuntu/linux-oem-osp1<5.0.0-1050.55
5.0.0-1050.55
ubuntu/linux-oracle<4.15.0-1035.39
4.15.0-1035.39
ubuntu/linux-raspi2<4.15.0-1057.61
4.15.0-1057.61
ubuntu/linux-snapdragon<4.15.0-1074.81
4.15.0-1074.81
ubuntu/linux-aws-5.0*
ubuntu/linux-azure*
ubuntu/linux-azure-edge*
ubuntu/linux-gcp*
ubuntu/linux-gcp-edge*
ubuntu/linux-hwe-edge*
ubuntu/linux-oracle-5.0*
ubuntu/linux-aws-fips<4.15.0-2018.18
4.15.0-2018.18
ubuntu/linux-azure-fips<4.15.0-2006.7
4.15.0-2006.7
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux-azure-fde*
ubuntu/linux-gke*
ubuntu/linux-raspi2*
ubuntu/linux-intel-iot-realtime*
ubuntu/linux-realtime*
ubuntu/linux-riscv*
ubuntu/linux-raspi-realtime*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/linux to a version that resolves this vulnerability.

    Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.11-1Fixed in 7.2.12-1
  2. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.4.0-1062.66
  3. Upgrade

    Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.

    Fixed in 4.15.0-1074.79~14.04.1
  4. Upgrade

    Upgrade ubuntu/linux-lts-xenial to a version that resolves this vulnerability.

    Fixed in 4.4.0-174.204~14.04.1
  5. Upgrade

    Upgrade ubuntu/linux to a version that resolves this vulnerability.

    Fixed in 4.4.0-174.204
  6. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.4.0-1102.113
  7. Upgrade

    Upgrade ubuntu/linux-aws-hwe to a version that resolves this vulnerability.

    Fixed in 4.15.0-1063.67~16.04.1
  8. Upgrade

    Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.

    Fixed in 4.15.0-1075.80
  9. Upgrade

    Upgrade ubuntu/linux-gcp to a version that resolves this vulnerability.

    Fixed in 4.15.0-1058.62
  10. Upgrade

    Upgrade ubuntu/linux-hwe to a version that resolves this vulnerability.

    Fixed in 4.15.0-91.92~16.04.1
  11. Upgrade

    Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.

    Fixed in 4.4.0-1066.73
  12. Upgrade

    Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.

    Fixed in 4.15.0-1035.38~16.04.1
  13. Upgrade

    Upgrade ubuntu/linux-raspi2 to a version that resolves this vulnerability.

    Fixed in 4.4.0-1129.138
  14. Upgrade

    Upgrade ubuntu/linux-snapdragon to a version that resolves this vulnerability.

    Fixed in 4.4.0-1133.141
  15. Upgrade

    Upgrade ubuntu/linux-fips to a version that resolves this vulnerability.

    Fixed in 4.4.0-1029.34
  16. Upgrade

    Upgrade ubuntu/linux to a version that resolves this vulnerability.

    Fixed in 4.15.0-91.92
  17. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.15.0-1063.67
  18. Upgrade

    Upgrade ubuntu/linux-azure-5.3 to a version that resolves this vulnerability.

    Fixed in 5.3.0-1009.10~18.04.1
  19. Upgrade

    Upgrade ubuntu/linux-gcp-5.3 to a version that resolves this vulnerability.

    Fixed in 5.3.0-1010.11~18.04.1
  20. Upgrade

    Upgrade ubuntu/linux-gke-4.15 to a version that resolves this vulnerability.

    Fixed in 4.15.0-1055.58
  21. Upgrade

    Upgrade ubuntu/linux-gke-5.0 to a version that resolves this vulnerability.

    Fixed in 5.0.0-1035.36
  22. Upgrade

    Upgrade ubuntu/linux-hwe to a version that resolves this vulnerability.

    Fixed in 5.3.0-26.28~18.04.1
  23. Upgrade

    Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.

    Fixed in 4.15.0-1056.57
  24. Upgrade

    Upgrade ubuntu/linux-oem to a version that resolves this vulnerability.

    Fixed in 4.15.0-1076.86
  25. Upgrade

    Upgrade ubuntu/linux-oem-osp1 to a version that resolves this vulnerability.

    Fixed in 5.0.0-1050.55
  26. Upgrade

    Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.

    Fixed in 4.15.0-1035.39
  27. Upgrade

    Upgrade ubuntu/linux-raspi2 to a version that resolves this vulnerability.

    Fixed in 4.15.0-1057.61
  28. Upgrade

    Upgrade ubuntu/linux-snapdragon to a version that resolves this vulnerability.

    Fixed in 4.15.0-1074.81
  29. Upgrade

    Upgrade ubuntu/linux-aws-fips to a version that resolves this vulnerability.

    Fixed in 4.15.0-2018.18
  30. Upgrade

    Upgrade ubuntu/linux-azure-fips to a version that resolves this vulnerability.

    Fixed in 4.15.0-2006.7

Event History

Nov 18, 2019
CVE Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
RemedyDescriptionSeverityAffected Software
CVE Published
via MITRE·05:23 AM
Data Sourced
via MITRE·05:23 AM
Description
Data Sourced
via OSV·06:15 AM
DescriptionSeverityAffected Software
Data Sourced
via NVD·06:15 AM
RemedyDescriptionSeverityWeaknessAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2019-19051?

CVE-2019-19051 is classified as a denial of service vulnerability due to a memory leak in the Linux kernel.

2

What versions of the Linux kernel are affected by CVE-2019-19051?

CVE-2019-19051 affects the Linux kernel versions prior to 5.3.11.

3

How do I fix CVE-2019-19051?

To fix CVE-2019-19051, upgrade the Linux kernel to version 5.3.11 or later.

4

Can CVE-2019-19051 affect multiple operating systems?

Yes, CVE-2019-19051 affects multiple operating systems including various versions of Ubuntu and Debian.

5

What is the potential impact of CVE-2019-19051 on my system?

The potential impact of CVE-2019-19051 is denial of service due to excessive memory consumption, which can disrupt system operations.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203