libceph: prevent potential out-of-bounds reads in handle_auth_done()

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

CVE-2026-22984 · Microsoft / collected KEV context

cve-program · CVE-2026-22984

• https://git.kernel.org/stable/c/194cfe2af4d2a1de599d39dad636b47c2f6c2c96
• https://git.kernel.org/stable/c/79fe3511db416d2f2edcfd93569807cb02736e5e
• https://git.kernel.org/stable/c/ef208ea331ef688729f64089b895ed1b49e842e3
• https://git.kernel.org/stable/c/2802ef3380fa8c4a08cda51ec1f085b1a712e9e2
• https://git.kernel.org/stable/c/2d653bb63d598ae4b096dd678744bdcc34ee89e8
• https://git.kernel.org/stable/c/818156caffbf55cb4d368f9c3cac64e458fb49c9

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