cvedb.io
CVE-2021-4155
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2022-08-24T16:15:09.607 · Last modified 2026-06-17T04:19:07.653

Summary

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.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.