[Midnightbsd-cvs] [MidnightBSD/src] aab55c: spellprog: fix OOB reads and EOF slurp hang

[Lucas Holt]

  Branch: refs/heads/master
  Home:   https://github.com/MidnightBSD/src
  Commit: aab55c25927b81512fc280c9720ddec669537bad
      https://github.com/MidnightBSD/src/commit/aab55c25927b81512fc280c9720ddec669537bad
  Author: Lucas Holt <luke at foolishgames.com>
  Date:   2026-05-01 (Fri, 01 May 2026)

  Changed paths:
    M usr.bin/spell/spellprog/Makefile
    M usr.bin/spell/spellprog/spellprog.c
    A usr.bin/spell/spellprog/tests/Makefile
    A usr.bin/spell/spellprog/tests/spellprog_test.sh

  Log Message:
  -----------
  spellprog: fix OOB reads and EOF slurp hang

Avoid reading before the word buffer when checking suffixes, prevent prefix-space overflow, and handle EOF while discarding overlong words. Add basic ATF regression tests.

AI-Assisted-by: GPT-5.2 (Codex CLI)
Signed-off-by: Lucas Holt <luke at foolishgames.com>



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