VYPR
Unrated severityNVD Advisory· Published Jan 18, 2022· Updated Aug 3, 2024

CVE-2021-4083

CVE-2021-4083

Description

A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close() and fget() simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on the system. This flaw affects Linux kernel versions prior to 5.16-rc4.

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Affected products

324

Patches

Vulnerability mechanics

References

7

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