Erlang/OTP 25.1 is the first maintenance patch package for OTP 25, with mostly bug fixes as well as quite many small improvements.
Below are some highlights of the release:
Crypto is now considered to be usable with the OpenSSL
3.0 cryptolib for production code.
ENGINE and FIPS are not yet fully functional.
Changed the behaviour of the engine load/unload
- A vulnerability has been discovered and corrected. It
is registered as CVE-2022-37026 “Client Authentication
Bypass”. Corrections have been released on the
supported tracks with patches 188.8.131.52, 184.108.40.206, and
25.0.2. The vulnerability might also exist in older OTP
versions. We recommend that impacted users upgrade to
one of these versions or later on the respective
tracks. OTP 25.1 would be an even better choice.
Impacted are those who are running an
server using the
sslapplication either directly or
indirectly via other applications. For example via
cowboy, etc. Note that the vulnerability
only affects servers that request client certification,
that is sets the option
The Erlang/OTP source can also be found at GitHub on the official Erlang repository,