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Diffstat (limited to 'Doc/whatsnew/3.11.rst')
| -rw-r--r-- | Doc/whatsnew/3.11.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst index 56a35f4..73e23a1 100644 --- a/Doc/whatsnew/3.11.rst +++ b/Doc/whatsnew/3.11.rst @@ -530,6 +530,17 @@ Other CPython Implementation Changes and with the new :option:`--help-all`. (Contributed by Éric Araujo in :issue:`46142`.) +* Converting between :class:`int` and :class:`str` in bases other than 2 + (binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal) + now raises a :exc:`ValueError` if the number of digits in string form is + above a limit to avoid potential denial of service attacks due to the + algorithmic complexity. This is a mitigation for `CVE-2020-10735 + <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_. + This limit can be configured or disabled by environment variable, command + line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion + length limitation <int_max_str_digits>` documentation. The default limit + is 4300 digits in string form. + .. _whatsnew311-new-modules: |