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THREATINT
PUBLISHED

CVE-2025-21667

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



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.

Reserved 2024-12-29 | Published 2025-01-31 | Updated 2025-01-31 | Assigner Linux

Product status

Default status
unaffected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 7ca4bd6b754913910151acce00be093f03642725
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 91371922704c8d82049ef7c2ad974d0a2cd1174d
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 402ce16421477e27f30b57d6d1a6dc248fa3a4e4
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before c13094b894de289514d84b8db56d1f2931a0bade
affected

Default status
affected

6.1.127
unaffected

6.6.74
unaffected

6.12.11
unaffected

6.13
unaffected

References

git.kernel.org/...c/7ca4bd6b754913910151acce00be093f03642725

git.kernel.org/...c/91371922704c8d82049ef7c2ad974d0a2cd1174d

git.kernel.org/...c/402ce16421477e27f30b57d6d1a6dc248fa3a4e4

git.kernel.org/...c/c13094b894de289514d84b8db56d1f2931a0bade

cve.org (CVE-2025-21667)

nvd.nist.gov (CVE-2025-21667)

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