CVE-2021-4197

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.

Score
CVSS 3.1 7.8 High
Status
Modified - secalert@redhat.com
Published
2022-03-23
Last modified
2024-08-03
Weaknesses
CWE-287

Affected products

References

 
 
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