FlawAtlas
Search the atlas
UBUNTU-CVE-2019-20096 Moderate

UBUNTU-CVE-2019-20096

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

Exploit probability Not scored
Published December 30, 2019
Required by Not available
Last source change August 18, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:16.04:LTS linux-aws-hwe

21 explicit affected versions

Ubuntu:18.04:LTS linux-azure

41 explicit affected versions

Ubuntu:20.04:LTS linux-azure-fde

26 explicit affected versions

Ubuntu:18.04:LTS linux-gcp

35 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-lts-xenial

83 explicit affected versions

Ubuntu:16.04:LTS linux-hwe

65 explicit affected versions

Ubuntu:Pro:FIPS:16.04:LTS linux-fips

18 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-azure

29 explicit affected versions

Ubuntu:18.04:LTS linux-hwe

20 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-edge

12 explicit affected versions

Ubuntu:18.04:LTS linux-azure-edge

4 explicit affected versions

Ubuntu:22.04:LTS linux-realtime

1 explicit affected versions

Ubuntu:16.04:LTS linux-snapdragon

74 explicit affected versions

Ubuntu:18.04:LTS linux-oem

33 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.0

4 explicit affected versions

Ubuntu:18.04:LTS linux-oem-osp1

13 explicit affected versions

Ubuntu:Pro:14.04:LTS linux

191 explicit affected versions

Ubuntu:18.04:LTS linux-aws

38 explicit affected versions

Ubuntu:18.04:LTS linux-oracle

19 explicit affected versions

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

1 explicit affected versions

Ubuntu:18.04:LTS linux

44 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

4 explicit affected versions

Ubuntu:20.04:LTS linux-riscv

12 explicit affected versions

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

1 explicit affected versions

Ubuntu:16.04:LTS linux-kvm

42 explicit affected versions

Ubuntu:18.04:LTS linux-gke-5.0

11 explicit affected versions

Ubuntu:18.04:LTS linux-hwe-edge

5 explicit affected versions

Ubuntu:16.04:LTS linux-oracle

19 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-aws

41 explicit affected versions

Ubuntu:18.04:LTS linux-snapdragon

18 explicit affected versions

Ubuntu:18.04:LTS linux-kvm

36 explicit affected versions

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

1 explicit affected versions

Ubuntu:18.04:LTS linux-gke-4.15

15 explicit affected versions

Ubuntu:22.04:LTS linux-riscv

23 explicit affected versions

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

11 explicit affected versions

Ubuntu:16.04:LTS linux-raspi2

76 explicit affected versions

Ubuntu:Pro:FIPS:16.04:LTS linux-fips

2 explicit affected versions

Ubuntu:18.04:LTS linux-raspi2

39 explicit affected versions

Ubuntu:16.04:LTS linux-gcp

43 explicit affected versions

Ubuntu:16.04:LTS linux

105 explicit affected versions

Ubuntu:20.04:LTS linux-gke

51 explicit affected versions

Ubuntu:16.04:LTS linux-azure

52 explicit affected versions

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

1 explicit affected versions

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

1 explicit affected versions

Ubuntu:16.04:LTS linux-aws

63 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2019-20096

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

View original source

05 / REFERENCES

Further evidence