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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 11 |
1 files changed, 11 insertions, 0 deletions
@@ -1,3 +1,14 @@ +Mon Sep 26 16:23:49 2016 Kazuki Yamaguchi <k@rhe.jp> + + * ext/stringio/stringio.c (strio_seek): Avoid signed integer overflow. + It's not harmful in practice here, but is still undefined behavior. + + * ext/stringio/stringio.c (strio_extend): Check that the new length does + not exceed LONG_MAX. This fixes the invalid write on the overflow. + + * test/stringio/test_stringio.rb (test_write_integer_overflow): Add a + test case for the above fix in strio_extend(). + Mon Sep 26 15:43:34 2016 Kazuki Yamaguchi <k@rhe.jp> * eval_intern.h (TH_PUSH_TAG): Initialize struct rb_vm_tag::tag with |