CVE-2021-4155

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS filesystem otherwise not accessible to them.

Metrics

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

Weakness enumeration

CWE-131

Affected software

No affected versions have been published.

Timeline

Published: Aug 24, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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