btrfs: reject free space cache with more entries than pages

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

CVE-2026-64567 · Microsoft / collected KEV context

cve-program · CVE-2026-64567

• https://git.kernel.org/stable/c/8ded74c654a982dc8581a17b0caa7fcedb20de69
• https://git.kernel.org/stable/c/c9c38066b6446e83668c041702bb639b0ca49363
• https://git.kernel.org/stable/c/094734c7aaa2b36751dc32480a680a4952685e78
• https://git.kernel.org/stable/c/33878ba25e2638bc0c61623d7a05c9ca2b74c039
• https://git.kernel.org/stable/c/404a0b986e0b6e79738fdf1f0ebbbc43b9acd2a2
• https://git.kernel.org/stable/c/5e1b2ca6b34939e70fb0785e8222b53cf060016f
• https://git.kernel.org/stable/c/f9fef131fa3f59b857217f522fa5ea430d1b707c
• https://git.kernel.org/stable/c/a2d8d5647ed854e38f941741aea45b9eb15a6350

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