CVE-2025-22122

Published: April 18, 2025Last modified: April 18, 2025

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 hugepage is 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't be overflow, and folio can be added to bio successfully.

Status

References

• https://git.kernel.org/stable/c/0c60158ff14df04c92792dd9b1809372b095040f
• https://git.kernel.org/stable/c/26064d3e2b4d9a14df1072980e558c636fb023ea
• https://git.kernel.org/stable/c/b96e0af1b1c99cb7e6188b6fa4963a4e47beb01e