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UBUNTU-CVE-2016-2853 High

UBUNTU-CVE-2016-2853

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.

Exploit probability Not scored
Published May 2, 2016
Required by Not available
Last source change August 19, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:26.04:LTS linux-azure-fde

6 explicit affected versions

Ubuntu:22.04:LTS linux-ibm

89 explicit affected versions

Ubuntu:22.04:LTS linux-gkeop

85 explicit affected versions

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

91 explicit affected versions

Ubuntu:22.04:LTS linux-ibm-6.8

39 explicit affected versions

Ubuntu:22.04:LTS linux-gke

90 explicit affected versions

Ubuntu:Pro:14.04:LTS linux

191 explicit affected versions

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

85 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia

46 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.14

35 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-gcp-fips

51 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-tegra

50 explicit affected versions

Ubuntu:20.04:LTS linux-gke-5.15

18 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-azure-fips

42 explicit affected versions

Ubuntu:26.04:LTS linux-gke

3 explicit affected versions

Ubuntu:22.04:LTS linux-azure-fde

64 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-kvm

71 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:22.04:LTS linux-azure-fde-6.8

9 explicit affected versions

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

76 explicit affected versions

Ubuntu:26.04:LTS linux-ibm

10 explicit affected versions

Ubuntu:25.10 linux-azure-fde

10 explicit affected versions

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

1 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia-tegra

19 explicit affected versions

Ubuntu:Pro:Realtime:22.04:LTS linux-realtime-6.8

44 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-tegra-igx

45 explicit affected versions

Ubuntu:26.04:LTS linux-realtime

9 explicit affected versions

Ubuntu:24.04:LTS linux-gkeop

37 explicit affected versions

Ubuntu:18.04:LTS linux-hwe-edge

10 explicit affected versions

Ubuntu:Pro:16.04:LTS linux

137 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-aws

70 explicit affected versions

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

68 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:FIPS-updates:24.04:LTS linux-azure-fips

12 explicit affected versions

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

1 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia-lowlatency

43 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-aws-fips

55 explicit affected versions

Ubuntu:18.04:LTS linux-gke-4.15

33 explicit affected versions

Ubuntu:Pro:20.04:LTS linux-ibm-5.15

60 explicit affected versions

Ubuntu:Pro:FIPS-updates:24.04:LTS linux-fips

23 explicit affected versions

Ubuntu:Pro:FIPS-updates:24.04:LTS linux-gcp-fips

22 explicit affected versions

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

11 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-realtime-6.17

11 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-gcp

138 explicit affected versions

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

2 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-azure-fips

1 explicit affected versions

Ubuntu:24.04:LTS linux-ibm

48 explicit affected versions

Ubuntu:22.04:LTS linux-oem-6.0

16 explicit affected versions

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

93 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-aws-fips

2 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-raspi-realtime

43 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia-7.0

3 explicit affected versions

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

66 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

98 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-6.8

45 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-fips

55 explicit affected versions

Ubuntu:26.04:LTS linux-nvidia-bos

3 explicit affected versions

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

1 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-realtime

49 explicit affected versions

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

72 explicit affected versions

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

94 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-realtime-6.14

9 explicit affected versions

Ubuntu:Pro:20.04:LTS linux-nvidia-tegra-5.15

39 explicit affected versions

Ubuntu:20.04:LTS linux-gkeop-5.15

45 explicit affected versions

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

114 explicit affected versions

Ubuntu:24.04:LTS linux-azure-fde

8 explicit affected versions

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

97 explicit affected versions

Ubuntu:24.04:LTS linux-realtime

1 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-fips

1 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-gcp-fips

1 explicit affected versions

Ubuntu:Pro:Realtime:22.04:LTS linux-realtime

91 explicit affected versions

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

77 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-aws

92 explicit affected versions

Ubuntu:24.04:LTS linux-azure-fde-6.17

5 explicit affected versions

Ubuntu:24.04:LTS linux-gke

48 explicit affected versions

Ubuntu:25.10 linux-realtime

14 explicit affected versions

Ubuntu:22.04:LTS linux-realtime

1 explicit affected versions

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

69 explicit affected versions

Ubuntu:Pro:FIPS-updates:24.04:LTS linux-aws-fips

22 explicit affected versions

Ubuntu:26.04:LTS linux-nvidia

6 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2016-2853

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.

View original source

05 / REFERENCES

Further evidence