The utf-16 decoder in Python 3.1 through 3.3 does not update the aligned_end variable after calling the unicode_decode_call_errorhandler function, which allows remote attackers to obtain sensitive information (process memory) or cause a denial of service (memory corruption and crash) via unspecified vectors.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Python | Python | 2.7.0 (including) | 2.7.4 (excluding) |
| Python | Python | 3.2.0 (including) | 3.2.4 (excluding) |
| Python | Python | 3.3.0 (including) | 3.3.3 (excluding) |