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UBUNTU-CVE-2022-1184 Moderate

UBUNTU-CVE-2022-1184

A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.

Exploit probability Not scored
Published August 29, 2022
Required by Not available
Last source change August 18, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:20.04:LTS linux-intel-iotg-5.15

9 explicit affected versions

Ubuntu:22.04:LTS linux-ibm

15 explicit affected versions

Ubuntu:18.04:LTS linux-oem

50 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.0

6 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.11

12 explicit affected versions

Ubuntu:20.04:LTS linux-raspi2

6 explicit affected versions

Ubuntu:22.04:LTS linux

24 explicit affected versions

Ubuntu:22.04:LTS linux-gkeop

10 explicit affected versions

Ubuntu:Pro:FIPS-updates:20.04:LTS linux-fips

42 explicit affected versions

Ubuntu:22.04:LTS linux-azure

21 explicit affected versions

Ubuntu:20.04:LTS linux-lowlatency-hwe-5.15

10 explicit affected versions

Ubuntu:22.04:LTS linux-gke

16 explicit affected versions

Ubuntu:Pro:14.04:LTS linux

191 explicit affected versions

Ubuntu:22.04:LTS linux-raspi

18 explicit affected versions

Ubuntu:20.04:LTS linux-kvm

68 explicit affected versions

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

52 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.14

35 explicit affected versions

Ubuntu:20.04:LTS linux-gke-5.15

7 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-oracle

82 explicit affected versions

Ubuntu:22.04:LTS linux-azure-fde

5 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-hwe-5.4

70 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.13

13 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.8

4 explicit affected versions

Ubuntu:16.04:LTS linux-hwe-edge

23 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-kvm

86 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:20.04:LTS linux-hwe-5.8

21 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.13

16 explicit affected versions

Ubuntu:Pro:FIPS-updates:20.04:LTS linux-aws-fips

25 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.0

7 explicit affected versions

Ubuntu:20.04:LTS linux-riscv

12 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.15

9 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.11

12 explicit affected versions

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

1 explicit affected versions

Ubuntu:20.04:LTS linux-intel-5.13

7 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-azure-5.4

60 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.13

12 explicit affected versions

Ubuntu:20.04:LTS linux-gcp

73 explicit affected versions

Ubuntu:20.04:LTS linux

81 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.11

12 explicit affected versions

Ubuntu:20.04:LTS linux-azure

71 explicit affected versions

Ubuntu:18.04:LTS linux-hwe-edge

10 explicit affected versions

Ubuntu:Pro:16.04:LTS linux

152 explicit affected versions

Ubuntu:18.04:LTS linux-gke-5.4

37 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-aws

85 explicit affected versions

Ubuntu:Pro:FIPS:20.04:LTS linux-aws-fips

1 explicit affected versions

Ubuntu:20.04:LTS linux-iot

12 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.10

26 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.13

13 explicit affected versions

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

1 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.6

29 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-gcp-5.4

62 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-5.3

13 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency

21 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-raspi-5.4

57 explicit affected versions

Ubuntu:22.04:LTS linux-aws

20 explicit affected versions

Ubuntu:20.04:LTS linux-aws

73 explicit affected versions

Ubuntu:18.04:LTS linux-gke-4.15

33 explicit affected versions

Ubuntu:22.04:LTS linux-riscv

23 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.3

10 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-aws-hwe

80 explicit affected versions

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

11 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.11

12 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-gcp

103 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.8

7 explicit affected versions

Ubuntu:20.04:LTS linux-oracle

72 explicit affected versions

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

2 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.15

10 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia

4 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-kvm

96 explicit affected versions

Ubuntu:22.04:LTS linux-oracle

18 explicit affected versions

Ubuntu:Pro:18.04:LTS linux

116 explicit affected versions

Ubuntu:22.04:LTS linux-oem-5.17

26 explicit affected versions

Ubuntu:20.04:LTS linux-xilinx-zynqmp

7 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-aws

103 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-ibm-5.4

32 explicit affected versions

Ubuntu:22.04:LTS linux-oem-6.0

1 explicit affected versions

Ubuntu:22.04:LTS linux-kvm

21 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.15

11 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-gcp-4.15

57 explicit affected versions

Ubuntu:Pro:FIPS:20.04:LTS linux-azure-fips

1 explicit affected versions

Ubuntu:20.04:LTS linux-ibm

39 explicit affected versions

Ubuntu:20.04:LTS linux-gke

50 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-azure-4.15

56 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.13

12 explicit affected versions

Ubuntu:22.04:LTS linux-intel-iotg

10 explicit affected versions

Ubuntu:Nvidia-BlueField:22.04:LTS linux-bluefield

1 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:FIPS:20.04:LTS linux-fips

1 explicit affected versions

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

61 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.8

5 explicit affected versions

Ubuntu:Pro:FIPS:20.04:LTS linux-gcp-fips

1 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-oracle-5.4

61 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.11

13 explicit affected versions

Ubuntu:Pro:FIPS-updates:20.04:LTS linux-azure-fips

27 explicit affected versions

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

58 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.15

13 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.8

10 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.13

12 explicit affected versions

Ubuntu:Pro:18.04:LTS linux-aws-5.4

60 explicit affected versions

Ubuntu:18.04:LTS linux-azure

44 explicit affected versions

Ubuntu:18.04:LTS linux-azure-5.3

16 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.11

13 explicit affected versions

Ubuntu:20.04:LTS linux-azure-fde

26 explicit affected versions

Ubuntu:20.04:LTS linux-gkeop-5.15

7 explicit affected versions

Ubuntu:18.04:LTS linux-gkeop-5.4

37 explicit affected versions

Ubuntu:18.04:LTS linux-gcp

38 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.15

11 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.3

9 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.15

11 explicit affected versions

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

129 explicit affected versions

Ubuntu:22.04:LTS linux-gcp

19 explicit affected versions

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

63 explicit affected versions

Ubuntu:20.04:LTS linux-bluefield

33 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-azure

107 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-azure

86 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.8

4 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-oracle

79 explicit affected versions

Ubuntu:18.04:LTS linux-hwe

43 explicit affected versions

Ubuntu:Pro:FIPS-updates:20.04:LTS linux-gcp-fips

27 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-aws

108 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-hwe

130 explicit affected versions

Ubuntu:20.04:LTS linux-raspi

61 explicit affected versions

Ubuntu:18.04:LTS linux-azure-edge

4 explicit affected versions

Ubuntu:20.04:LTS linux-gkeop

50 explicit affected versions

Ubuntu:22.04:LTS linux-realtime

1 explicit affected versions

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

33 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2022-1184

A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.

View original source

05 / REFERENCES

Further evidence