Patch Package:           OTP 27.3.4.11
Git Tag:                 OTP-27.3.4.11
Date:                    2026-04-21
Trouble Report Id:       OTP-20081, OTP-20086, OTP-20094, OTP-20098,
                         OTP-20101
Se…

Erlang Forums is a community-driven platform for discussions related to the Erlang programming language, the Erlang virtual machine (BEAM), and related technologies such as OTP (Open Telecom Platform) and distributed systems. With dedicated forums covering topics like Erlang syntax, OTP frameworks, concurrency primitives, and fault-tolerant design patterns, Erlang Forums offers a resources for Erlang developers and enthusiasts to ask questions, share insights, and collaborate on Erlang-based projects. Whether you're a seasoned Erlang developer or a newcomer exploring functional programming, Erlang Forums provides a supportive community to help you learn and grow in your journey with Erlang.

Erlang Forums

OTP 27.3.4.11 patch release fixes several bugs across erts, mnesia, and ssh components. Key fixes include: a bug in enif_make_map_from_arrays for arrays with 33+ keys that could produce broken maps, a Unicode handling issue in erl.exe args_file on Windows, a missing stacktrace in mnesia:transaction/1 on error aborts, and a security vulnerability (CVE-2026-32147) in the SFTP server where FSETSTAT could modify file attributes outside the configured root directory chroot boundary.

Patch Package OTP 27.3.4.11 Released