io_uring/kbuf: check if target buffer list is still legacy on recycle

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-43366 · Microsoft / collected KEV context

cve-program · CVE-2026-43366

• https://git.kernel.org/stable/c/a7b33671e418fca507feebd1d56e7f4952a4b25c
• https://git.kernel.org/stable/c/439a6728ec4641ffad1ca796622c19bc525e570f
• https://git.kernel.org/stable/c/f3fb54e7a8b4aadcc2836ee463eec8c88709b8aa
• https://git.kernel.org/stable/c/50ad880db3013c6fee0ef13781762a39e2e7ef83
• https://git.kernel.org/stable/c/97b57f69fee1b61b41acbf37e7720cac9d389fa4
• https://git.kernel.org/stable/c/c2c185be5c85d37215397c8e8781abf0a69bec1f

No related operational record is retained in the current change model.