From 4806731e58f3e8700a3c802e77899d54ac6021fe Mon Sep 17 00:00:00 2001 From: Michael Manfre Date: Wed, 11 Dec 2024 21:39:32 -0500 Subject: [5.1.x] Fixed CVE-2024-56374 -- Mitigated potential DoS in IPv6 validation. Thanks Saravana Kumar for the report, and Sarah Boyce and Mariusz Felisiak for the reviews. Co-authored-by: Natalia <124304+nessita@users.noreply.github.com> --- docs/ref/forms/fields.txt | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'docs/ref/forms/fields.txt') diff --git a/docs/ref/forms/fields.txt b/docs/ref/forms/fields.txt index 21ff2ada66..8aa1c94cd6 100644 --- a/docs/ref/forms/fields.txt +++ b/docs/ref/forms/fields.txt @@ -773,7 +773,7 @@ For each field, we describe the default widget used if you don't specify * Empty value: ``''`` (an empty string) * Normalizes to: A string. IPv6 addresses are normalized as described below. * Validates that the given value is a valid IP address. - * Error message keys: ``required``, ``invalid`` + * Error message keys: ``required``, ``invalid``, ``max_length`` The IPv6 address normalization follows :rfc:`4291#section-2.2` section 2.2, including using the IPv4 format suggested in paragraph 3 of that section, like @@ -781,7 +781,7 @@ For each field, we describe the default widget used if you don't specify ``2001::1``, and ``::ffff:0a0a:0a0a`` to ``::ffff:10.10.10.10``. All characters are converted to lowercase. - Takes two optional arguments: + Takes three optional arguments: .. attribute:: protocol @@ -796,6 +796,15 @@ For each field, we describe the default widget used if you don't specify ``192.0.2.1``. Default is disabled. Can only be used when ``protocol`` is set to ``'both'``. + .. attribute:: max_length + + Defaults to 39, and behaves the same way as it does for + :class:`CharField`. + + .. versionchanged:: 4.2.18 + + The default value for ``max_length`` was set to 39 characters. + ``ImageField`` -------------- -- cgit v1.3