openSUSE-SU-2019:1839-1

This update for python-Django fixes the following issues:

Security issues fixed:

• CVE-2019-11358: Fixed prototype pollution.
• CVE-2019-12308: Fixed XSS in AdminURLFieldWidget (bsc#1136468)
• CVE-2019-12781: Fixed incorrect HTTP detection with reverse-proxy connecting via HTTPS (bsc#1139945).
• CVE-2019-14232: Fixed denial-of-service possibility in django.utils.text.Truncator (bsc#1142880).
• CVE-2019-14233: Fixed denial-of-service possibility in strip_tags() (bsc#1142882).
• CVE-2019-14234: Fixed SQL injection possibility in key and index lookups for JSONField/HStoreField (bsc#1142883).
• CVE-2019-14235: Fixed potential memory exhaustion in django.utils.encoding.uri_to_iri() (bsc#1142885).

Non-security issues fixed:

• Fixed a migration crash on PostgreSQL when adding a check constraint with a contains lookup on DateRangeField or DateTimeRangeField, if the right hand side of an expression is the same type.