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| author | dearblue <[email protected]> | 2019-06-22 16:48:22 +0900 |
|---|---|---|
| committer | dearblue <[email protected]> | 2019-06-22 18:16:38 +0900 |
| commit | 758353902940e43530dbbbab0d9ce6ded5884923 (patch) | |
| tree | 92ee93e7f1044d4178bf0f5e3b63cfe0bbbf9199 /src/enum.c | |
| parent | c53b7cedccf7f5260dc8b4f88c5f93ea550bc5df (diff) | |
| download | mruby-758353902940e43530dbbbab0d9ce6ded5884923.tar.gz mruby-758353902940e43530dbbbab0d9ce6ded5884923.zip | |
Fix potential overflow in `utf8len()`
For example on 32 bit mode, when `p = 0xfffffffd`, `e = 0xfffffffe`
and `len = 4`, the sum of `p` and `len` can be to `1`, and comparison
with `e` will to be false.
As a result, a segmentation fault occurs by referring to address 0.
Diffstat (limited to 'src/enum.c')
0 files changed, 0 insertions, 0 deletions