VULNERABILITY INTELLIGENCE

CVE-2021-4150

CVSS score5.5 MEDIUM
EPSS probability0.34%
CISA KEVNot currently listed
Published2022-03-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • CWE-416: Use After Free

Primary references