An unprivileged write to the file handler flaw in the Linux kernel's control groups and namespaces subsystem was found in the way users have access to some less privileged process that are controlled by cgroups and have higher privileged parent process. It is actually both for cgroup2 and cgroup1 versions of control groups. A local user could use this flaw to crash the system or escalate their privileges on the system.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| linux | linux_kernel | 4.2 - 4.14.276 | - |
| linux | linux_kernel | 4.15 - 4.19.238 | - |
| linux | linux_kernel | 4.20 - 5.4.189 |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
15
Affected Products
12
References
linux / linux_kernel
| - |
| linux | linux_kernel | 5.5 - 5.10.111 | - |
| linux | linux_kernel | 5.11 - 5.15.14 | - |
| oracle | communications_cloud_native_core_binding_support_function | - | - |
| oracle | communications_cloud_native_core_binding_support_function | - | - |
| oracle | communications_cloud_native_core_binding_support_function | - | - |
| debian | debian_linux | - | - |
| broadcom | brocade_fabric_operating_system_firmware | - | - |
| netapp | h300s_firmware | - | - |
| netapp | h500s_firmware | - | - |
| netapp | h700s_firmware | - | - |
| netapp | h410s_firmware | - | - |
| netapp | h410c_firmware | - | - |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability
Impact