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* array.c (rb_ary_subseq): need integer overflow check.

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[ruby-dev:31736]

* array.c (rb_ary_splice): ditto.  [ruby-dev:31737]

* array.c (rb_ary_fill): ditto.  [ruby-dev:31738]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@13345 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2007-09-05 13:36:28 +00:00
parent 6ed97e9294
commit d84ece5c1c
2 changed files with 8 additions and 4 deletions
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8
ChangeLog
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@ -1,7 +1,11 @@
Wed Sep 5 22:02:27 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
* array.c (rb_ary_fill): need integer overflow check.
[ruby-dev:31738]
* array.c (rb_ary_subseq): need integer overflow check.
[ruby-dev:31736]
* array.c (rb_ary_splice): ditto. [ruby-dev:31737]
* array.c (rb_ary_fill): ditto. [ruby-dev:31738]
* string.c (rb_str_splice): integer overflow for length.
[ruby-dev:31739]

4
array.c
View file

@ -606,7 +606,7 @@ rb_ary_subseq(ary, beg, len)
if (beg > RARRAY(ary)->len) return Qnil;
if (beg < 0 || len < 0) return Qnil;
if (beg + len > RARRAY(ary)->len) {
if (RARRAY(ary)->len < len || RARRAY(ary)->len < beg + len) {
len = RARRAY(ary)->len - beg;
if (len < 0)
len = 0;
@ -959,7 +959,7 @@ rb_ary_splice(ary, beg, len, rpl)
rb_raise(rb_eIndexError, "index %ld out of array", beg);
}
}
if (beg + len > RARRAY(ary)->len) {
if (RARRAY(ary)->len < len || RARRAY(ary)->len < beg + len) {
len = RARRAY(ary)->len - beg;
}