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UBUNTU-CVE-2019-19462 Moderate

UBUNTU-CVE-2019-19462

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as relay blockage) by triggering a NULL alloc_percpu result.

Exploit probability Not scored
Published November 30, 2019
Required by Not available
Last source change August 17, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:18.04:LTS linux-oem

40 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.0

6 explicit affected versions

Ubuntu:18.04:LTS linux-oem-osp1

23 explicit affected versions

Ubuntu:20.04:LTS linux-raspi2

6 explicit affected versions

Ubuntu:18.04:LTS linux-aws

45 explicit affected versions

Ubuntu:20.04:LTS linux-kvm

11 explicit affected versions

Ubuntu:18.04:LTS linux-oracle

26 explicit affected versions

Ubuntu:Pro:FIPS-updates:18.04:LTS linux-azure-fips

1 explicit affected versions

Ubuntu:18.04:LTS linux

51 explicit affected versions

Ubuntu:16.04:LTS linux-hwe-edge

23 explicit affected versions

Ubuntu:Pro:FIPS:18.04:LTS linux-gcp-fips

1 explicit affected versions

Ubuntu:24.04:LTS linux-raspi-realtime

1 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.0

7 explicit affected versions

Ubuntu:20.04:LTS linux-riscv

4 explicit affected versions

Ubuntu:22.04:LTS linux-intel-iot-realtime

1 explicit affected versions

Ubuntu:20.04:LTS linux-gcp

11 explicit affected versions

Ubuntu:20.04:LTS linux

15 explicit affected versions

Ubuntu:18.04:LTS linux-gke-5.0

18 explicit affected versions

Ubuntu:20.04:LTS linux-azure

11 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-4.15

3 explicit affected versions

Ubuntu:18.04:LTS linux-hwe-edge

10 explicit affected versions

Ubuntu:16.04:LTS linux-oracle

26 explicit affected versions

Ubuntu:18.04:LTS linux-snapdragon

25 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.6

6 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-5.3

12 explicit affected versions

Ubuntu:18.04:LTS linux-gke-5.3

9 explicit affected versions

Ubuntu:18.04:LTS linux-kvm

42 explicit affected versions

Ubuntu:Pro:FIPS:18.04:LTS linux-azure-fips

1 explicit affected versions

Ubuntu:20.04:LTS linux-aws

12 explicit affected versions

Ubuntu:18.04:LTS linux-gke-4.15

22 explicit affected versions

Ubuntu:22.04:LTS linux-riscv

23 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.3

6 explicit affected versions

Ubuntu:Nvidia-BlueField:24.04:LTS linux-bluefield

11 explicit affected versions

Ubuntu:20.04:LTS linux-oracle

11 explicit affected versions

Ubuntu:18.04:LTS linux-raspi2

45 explicit affected versions

Ubuntu:18.04:LTS linux-hwe-5.4

3 explicit affected versions

Ubuntu:16.04:LTS linux-gcp

50 explicit affected versions

Ubuntu:20.04:LTS linux-gke

51 explicit affected versions

Ubuntu:18.04:LTS linux-azure-4.15

3 explicit affected versions

Ubuntu:16.04:LTS linux-azure

58 explicit affected versions

Ubuntu:Pro:FIPS:18.04:LTS linux-aws-fips

1 explicit affected versions

Ubuntu:Pro:FIPS-updates:18.04:LTS linux-fips

4 explicit affected versions

Ubuntu:Pro:FIPS-updates:18.04:LTS linux-aws-fips

3 explicit affected versions

Ubuntu:18.04:LTS linux-raspi-5.4

1 explicit affected versions

Ubuntu:16.04:LTS linux-aws-hwe

28 explicit affected versions

Ubuntu:18.04:LTS linux-azure

44 explicit affected versions

Ubuntu:18.04:LTS linux-azure-5.3

14 explicit affected versions

Ubuntu:20.04:LTS linux-azure-fde

26 explicit affected versions

Ubuntu:18.04:LTS linux-raspi2-5.3

9 explicit affected versions

Ubuntu:18.04:LTS linux-gcp

38 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.3

8 explicit affected versions

Ubuntu:16.04:LTS linux-hwe

72 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-azure

35 explicit affected versions

Ubuntu:18.04:LTS linux-hwe

31 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-edge

12 explicit affected versions

Ubuntu:20.04:LTS linux-raspi

5 explicit affected versions

Ubuntu:18.04:LTS linux-azure-edge

4 explicit affected versions

Ubuntu:22.04:LTS linux-realtime

1 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2019-19462

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as relay blockage) by triggering a NULL alloc_percpu result.

View original source

05 / REFERENCES

Further evidence