CVE-2025-21667 - CVE House
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Status published Unknown CVE-2025-21667

iomap: avoid avoid truncating 64-bit offset to 32 bits

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: iomap: avoid avoid truncating 64-bit offset to 32 bits on 32-bit kernels, iomap_write_delalloc_scan() was inadvertently using a 32-bit position due to folio_next_index() returning an unsigned long. This could lead to an infinite loop when writing to an xfs filesystem.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
38be53c3fd7f4f4bd5de319a323d72f9f6beb16d, f43dc4dc3eff028b5ddddd99f3a66c5a6bdd4e78, 6.1.92, 6.2, 0, 6.1.127, 6.6.74, 6.12.11, 6.13

Timeline

Official Publish: January 31st, 2025
Last Modified: May 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.