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* io.c (rb_f_syscall): Fix buffer overflow with syscall

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arguments.  [ruby-bugs:PR#8541]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2007-02-13 06:06:30 +00:00
parent fd81221a8e
commit 042f98830f
2 changed files with 7 additions and 0 deletions
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2
io.c
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@ -4980,6 +4980,8 @@ rb_f_syscall(int argc, VALUE *argv)
rb_secure(2);
if (argc == 0)
rb_raise(rb_eArgError, "too few arguments for syscall");
if (argc > sizeof(arg) / sizeof(arg[0]))
rb_raise(rb_eArgError, "too many arguments for syscall");
arg[0] = NUM2LONG(argv[0]); argv++;
while (items--) {
VALUE v = rb_check_string_type(*argv);