CVE-2021-37600: Kernel Util-Linux

Medium severity, CVSS 5.5. EPSS: 0.7% chance of exploitation in the next 30 days.

An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.

Affected products

• Kernel Util-Linux: up to and including 2.37.1
• Netapp Ontap Select Deploy Administration Utility: affected versions not specified

Published 2021-07-30. Last modified 2026-06-17.