VYPR
Medium severity5.5NVD Advisory· Published Aug 24, 2022· Updated Jun 17, 2026

CVE-2021-4155

CVE-2021-4155

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.

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Affected products

152

Patches

Vulnerability mechanics

References

5

News mentions

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