ksmbd: validate num_subauth when copying ACE in set_ntacl_dacl

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

CVE-2026-68100 · Microsoft / collected KEV context

cve-program · CVE-2026-68100

• https://git.kernel.org/stable/c/26cb845e22a00c85bf566337417fa33492395f10
• https://git.kernel.org/stable/c/e31fada5143784bc05c7ae44c79eed9b7a2e147e
• https://git.kernel.org/stable/c/fb3dc8e6da46a1ccad1956cda57de29d9b3033e0
• https://git.kernel.org/stable/c/b6d3cc6a524416dfdb2b47e4bba2e7e20011d056
• https://git.kernel.org/stable/c/5acbd3012fd4a7ccfebd91ea6f784120084eb897
• https://git.kernel.org/stable/c/47f0b34f6bc98ed85bfdc293e8f3e432ec24958d

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