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Check the argument size

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Ensure that argument array size does not overflow as `int`, before
cast in thread_do_start after new thread created.
This commit is contained in:
Nobuyoshi Nakada 2019-09-27 00:37:54 +09:00
parent 3b9cdc59ce
commit 876c5fe1b2
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1 changed files with 1 additions and 0 deletions
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thread.c
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@ -842,6 +842,7 @@ thread_create_core(VALUE thval, VALUE args, VALUE (*fn)(void *))
th->invoke_arg.func.arg = (void *)args;
}
else {
(void)RARRAY_LENINT(args);
th->invoke_type = thread_invoke_type_proc;
th->invoke_arg.proc.proc = rb_block_proc();
th->invoke_arg.proc.args = args;