hdlc_ppp: sync per-proto timers before freeing hdlc state

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

CVE-2026-63803 · Microsoft / collected KEV context

cve-program · CVE-2026-63803

• https://git.kernel.org/stable/c/86d80a231bde4cfb64bfbfbfffd83056fc93628f
• https://git.kernel.org/stable/c/8308122bc9c065b1f376e081ed300129a2ac9545
• https://git.kernel.org/stable/c/ce8f9ddca0c9f217342a8b49efd309aa35b81a36
• https://git.kernel.org/stable/c/508a0139d3bf60f6a03d2fbfb63a89a9463d983a
• https://git.kernel.org/stable/c/c64dbef1c0fbd36f9530aa75112acdf6a6d3cfd8
• https://git.kernel.org/stable/c/5a84398101bf9f11e84b176343e4e3ba83e668c0
• https://git.kernel.org/stable/c/a594debfd4e7ec39413647458907f689ef57fd2f
• https://git.kernel.org/stable/c/c78a4e41ab5ead6193ad8a2dd92e8906bae659fa

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