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patch 8.1.0538: evaluating a modeline might invoke using a shell command

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Problem:    Evaluating a modeline might invoke using a shell command. (Paul
            Huber)
Solution:   Set the sandbox flag when setting options from a modeline.
This commit is contained in:
Bram Moolenaar
2018-11-20 04:25:21 +01:00
parent 48d23bb4de
commit 5958f95a40
2 changed files with 7 additions and 0 deletions
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5
src/buffer.c
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@@ -5522,7 +5522,12 @@ chk_modeline(
current_sctx.sc_seq = 0;
current_sctx.sc_lnum = 0;
#endif
// Make sure no risky things are executed as a side effect.
++sandbox;
retval = do_set(s, OPT_MODELINE | OPT_LOCAL | flags);
--sandbox;
#ifdef FEAT_EVAL
current_sctx = save_current_sctx;
#endif