CVE-2023-54285 | BDVDB-2026-308461 Detail

Description#

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.

Impact#

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Exploit#

History#

1. Version 12025-12-30Record published in the CVE List.
2. Version 22026-10-15Most recent update recorded in the CVE List.