Patch Package OTP 28.3.1 Released

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A new Erlang announcement has been posted:

Patch Package:           OTP 28.3.1
Git Tag:                 OTP-28.3.1
Date:                    2026-01-14
Trouble Report Id:       OTP-19762, OTP-19795, OTP-19890, OTP-19891,
                         OTP-19893, OTP-19896, OTP-19897
Seq num:                 ERIERL-1260, ERIERL-1268, PR-10437, PR-10458,
                         PR-10465, PR-10480, PR-10481, PR-10482
System:                  OTP
Release:                 28
Application:             megaco-4.8.2, mnesia-4.25.1,
                         public_key-1.20.1, ssl-11.5.1, xmerl-2.1.8
Predecessor:             OTP 28.3

Check out the git tag OTP-28.3.1, and build a full OTP system including
documentation. Apply one or more applications from this build as patches to your
installation using the ‘otp_patch_apply’ tool. For information on install
requirements, see descriptions for each application version below.

megaco-4.8.2

The megaco-4.8.2 application can be applied independently of other applications
on a full OTP 28 installation.

Fixed Bugs and Malfunctions

• The megaco_tcp module had debug unintentionally enabled.

  Own Id: OTP-19896

Full runtime dependencies of megaco-4.8.2

asn1-3.0, debugger-4.0, erts-12.0, et-1.5, kernel-8.0, runtime_tools-1.8.14,
stdlib-2.5

mnesia-4.25.1

The mnesia-4.25.1 application can be applied independently of other applications
on a full OTP 28 installation.

Fixed Bugs and Malfunctions

• Fixed bug where mnesia:del_table_copy/3 could fail when deleting a node that
  had tables which was not active anywhere.

  Own Id: OTP-19890
  Related Id(s): ERIERL-1268, PR-10482

Full runtime dependencies of mnesia-4.25.1

erts-9.0, kernel-5.3, stdlib-5.0

public_key-1.20.1

Note! The public_key-1.20.1 application cannot be applied independently of
other applications on an arbitrary OTP 28 installation.

   On a full OTP 28 installation, also the following runtime
   dependency has to be satisfied:
   -- crypto-5.8 (first satisfied in OTP 28.3)

Fixed Bugs and Malfunctions

• Add missing git ignore for SLH-DSA generates.

  Own Id: OTP-19897
  Related Id(s): PR-10458

Full runtime dependencies of public_key-1.20.1

asn1-5.0, crypto-5.8, erts-13.0, kernel-8.0, stdlib-4.0

ssl-11.5.1

Note! The ssl-11.5.1 application cannot be applied independently of other
applications on an arbitrary OTP 28 installation.

   On a full OTP 28 installation, also the following runtime
   dependencies have to be satisfied:
   -- crypto-5.8 (first satisfied in OTP 28.3)
   -- public_key-1.18.3 (first satisfied in OTP 28.1)

Fixed Bugs and Malfunctions

• Correct TLS-1.3 alert handling so server will always send the alert with the
  encryption keys that the client is expecting, that is if for instance if
  client certification fails the alert will be sent using application traffic
  encryption keys.

  Own Id: OTP-19795
  Related Id(s): PR-10465

• Correct TLS-1.3 session tickets documentation.

  Own Id: OTP-19891
  Related Id(s): PR-10481

• Corrected app environment handling for session callback that was broken In
  OTP-23.

  Own Id: OTP-19893
  Related Id(s): PR-10480

Full runtime dependencies of ssl-11.5.1

crypto-5.8, erts-16.0, inets-5.10.7, kernel-10.3, public_key-1.18.3,
runtime_tools-1.15.1, stdlib-7.0

xmerl-2.1.8

The xmerl-2.1.8 application can be applied independently of other applications
on a full OTP 28 installation.

Fixed Bugs and Malfunctions

• XML regular expressions in XSD validation now handle \s and \S correctly.

  Own Id: OTP-19762
  Related Id(s): ERIERL-1260, PR-10437

Full runtime dependencies of xmerl-2.1.8

erts-6.0, kernel-8.4, stdlib-2.5

Thanks to

Maria Scott

---

Original announcement:

Patch Package OTP 28.3.1 Released