cve/2025/CVE-2025-22122.md
2025-09-29 21:09:30 +02:00

1.1 KiB

CVE-2025-22122

Description

In the Linux kernel, the following vulnerability has been resolved:block: fix adding folio to bio>4GB folio is possible on some ARCHs, such as aarch64, 16GB hugepageis supported, then 'offset' of folio can't be held in 'unsigned int',cause warning in bio_add_folio_nofail() and IO failure.Fix it by adjusting 'page' & trimming 'offset' so that ->bi_offset won'tbe overflow, and folio can be added to bio successfully.

POC

Reference

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