Опубликовано 4 марта 2024 г. 17:35 by Xadmin просмотров: 136
In accordance with our security release policy, the Django team is issuing Django 5.0.3, Django 4.2.11, and Django 3.2.25. These releases addresses the security issue detailed below. We encourage all users of Django to upgrade as soon as possible.
CVE-2024-27351: Potential regular expression denial-of-service in django.utils.text.Truncator.words()
django.utils.text.Truncator.words() method (with html=True) and truncatewords_html template filter were subject to a potential regular expression denial-of-service attack using a suitably crafted string (follow up to CVE-2019-14232 and CVE-2023-43665).
Thanks Seokchan Yoon for the report.
This issue has severity "moderate" according to the Django security policy.
Affected supported versions
- Django 5.0
- Django 4.2
- Django 3.2
Resolution
Patches to resolve the issue have been applied to the 5.0, 4.2, and 3.2 release branches. The patches may be obtained from the following changesets:
- On the 5.0 release branch
- On the 4.2 release branch
- On the 3.2 release branch
The following releases have been issued:
- Django 5.0.3 (download Django 5.0.3 | 5.0.3 checksums)
- Django 4.2.11 (download Django 4.2.11 | 4.2.11 checksums)
- Django 3.2.25 (download Django 3.2.25 | 3.2.25 checksums)
The PGP key ID used for this release is Mariusz Felisiak: 2EF56372BA48CD1B.
General notes regarding security reporting
As always, we ask that potential security issues be reported via private email to security@djangoproject.com, and not via Django's Trac instance or the django-developers list. Please see our security policies for further information.
CVE-2024-27351: Potential regular expression denial-of-service in django.utils.text.Truncator.words()
¶
django.utils.text.Truncator.words()
method (with html=True
) and truncatewords_html
template filter were subject to a potential regular expression denial-of-service attack using a suitably crafted string (follow up to CVE-2019-14232 and CVE-2023-43665).
Bugfixes¶
- Fixed a regression in Django 5.0.2 where
intcomma
template filter could return a leading comma for string representation of floats (#35172). - Fixed a bug in Django 5.0 that caused a crash of
Signal.asend()
andasend_robust()
when all receivers were asynchronous functions (#35174). - Fixed a regression in Django 5.0.1 where
ModelAdmin.lookup_allowed()
would prevent filtering against foreign keys using lookups like__isnull
when the field was not included inModelAdmin.list_filter
(#35173). - Fixed a regression in Django 5.0 that caused a crash of
@sensitive_variables
and@sensitive_post_parameters
decorators on functions loaded from.pyc
files (#35187). - Fixed a regression in Django 5.0 that caused a crash when reloading a test database and a base queryset for a base manager used
prefetch_related()
(#35238). - Fixed a bug in Django 5.0 where facet filters in the admin would crash on a
SimpleListFilter
using a queryset without primary keys (#35198).