cvedb.io
CVE-2023-54285
HIGH · CVSS 7.1
EPSS exploitation probability: 0%
Published 2025-12-30T13:16:17.520 · Last modified 2026-08-04T11:16:39.240

Summary

In the Linux kernel, the following vulnerability has been resolved: iomap: Fix possible overflow condition in iomap_write_delalloc_scan folio_next_index() returns an unsigned long value which left shifted by PAGE_SHIFT could possibly cause an overflow on 32-bit system. Instead use folio_pos(folio) + folio_size(folio), which does this correctly.

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.