MEDIUM 5.5 Microsoft

CVE-2021-4155

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.

Microsoft Security Update 2022-Aug: 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

References

Published: 2022-08-09 · Source: Microsoft · Feed updated: 2026-09-03
This medium severity vulnerability with a CVSS score of 5.5 was published on 2022-08-09 via Microsoft. Affected: cm1 kernel 5.10.134.1-2 on CBL Mariner 1.0, cbl2 kernel 5.15.67.1-4 on CBL Mariner 2.0.
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