CVE-2023-54285EPSS p6.4%
CVE-2023-54285CVE-2023-54285
linux / linux_kernel
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.
Scoring
| CVSS | 7.1 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| EPSS | 0.17% probability of exploitation · percentile 6.4% · 2026-08-05T12:04:55Z |
| Last modified | 2026-08-04 |