The PostgreSQL Global Development Group has released an important update
with fixes for multiple security issues to all supported versions of the
PostgreSQL database system, which includes minor versions 9.4.1, 9.3.6,
9.2.10, 9.1.15, and 9.0.19. This update includes both security fixes and
fixes for issues discovered since the last release. In particular for
the 9.4 update, there is a change to the way unicode strings are escaped
for the JSON and JSONB data types.
All users should update their PostgreSQL installation at the next opportunity.
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