kconfig: fix possible buffer overflow

Buffer 'new_argv' is accessed without bound check after accessing with bound check via 'new_argc' index.

Konstantin Meskhidze committed 3 years ago

Commit a3b70391 parent feec5e11 file · +3 −0Browse files

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@@ -396,6 +396,9 @@ static char eval_clause(const char str, size_t len, int argc, char *argv[]) · 395 unmodified lines
396		396
397	p++;	397	p++;
398	}	398	}
		399
		400	if (new_argc >= FUNCTION_MAX_ARGS)
		401	pperror("too many function arguments");
399	new_argv[new_argc++] = prev;	402	new_argv[new_argc++] = prev;
400		403
401	/*	404	/*