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| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-05-18 05:52:40 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-05-18 05:52:40 +0000 |
| commit | 86f685407cabd1a4c13cc868dae9ff766dd99497 (patch) | |
| tree | 215df55e4f6dd04c6be150fbced6846ab23feede /test | |
| parent | d412c73825e07791f6f7878f8d9afa925d012f02 (diff) | |
| download | ruby-86f685407cabd1a4c13cc868dae9ff766dd99497.tar.gz | |
string.c: integer overflow
* string.c (rb_str_modify_expand): check integer overflow.
[ruby-core:75592] [Bug #12390]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55054 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
| -rw-r--r-- | test/-ext-/string/test_modify_expand.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/-ext-/string/test_modify_expand.rb b/test/-ext-/string/test_modify_expand.rb index 5eb7a02b91..d3f5a17037 100644 --- a/test/-ext-/string/test_modify_expand.rb +++ b/test/-ext-/string/test_modify_expand.rb @@ -13,4 +13,13 @@ class Test_StringModifyExpand < Test::Unit::TestCase s.replace("") CMD end + + def test_integer_overflow + bug12390 = '[ruby-core:75592] [Bug #12390]' + s = Bug::String.new + long_max = (1 << (8 * RbConfig::SIZEOF['long'] - 1)) - 1 + assert_raise(ArgumentError, bug12390) { + s.modify_expand!(long_max) + } + end end |