pgsql: Disable all TLS session tickets

From: Daniel Gustafsson <dgustafsson(at)postgresql(dot)org>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Disable all TLS session tickets
Date: 2024-07-26 09:26:03
Message-ID: E1sXHD9-001HaD-Ak@gemulon.postgresql.org
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Disable all TLS session tickets

OpenSSL supports two types of session tickets for TLSv1.3, stateless
and stateful. The option we've used only turns off stateless tickets
leaving stateful tickets active. Use the new API introduced in 1.1.1
to disable all types of tickets.

Backpatch to all supported versions.

Reviewed-by: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Reported-by: Andres Freund <andres(at)anarazel(dot)de>
Discussion: https://postgr.es/m/20240617173803.6alnafnxpiqvlh3g@awork3.anarazel.de
Backpatch-through: v12

Branch
------
REL_14_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/ecbb1cd9b7ec2ef30262708f30397b7d1cdab617

Modified Files
--------------
configure | 9 +++++----
configure.ac | 2 +-
src/backend/libpq/be-secure-openssl.c | 14 +++++++++++++-
src/include/pg_config.h.in | 3 +++
4 files changed, 22 insertions(+), 6 deletions(-)

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