CVE-2021-4150

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A use-after-free flaw was found in the add_partition in block/partitions/core.c in the Linux kernel. A local attacker with user privileges could cause a denial of service on the system. The issue results from the lack of code cleanup when device_add call fails when adding a partition to the disk.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Mar 23, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-4150: Medium severity, CVSS 5.5 | Vulnix