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Sukchan Lee a1a0a8c0a6 [MME] Race condition between S1AP and S6A 
Assume the UE has Attached, the session has been created,
and is in the IDLE state with the UEContextRelease process.

This could result in the following call flow.

1. TAU request without Integrity Protected
2. Authentication request/response
3. Security-mode command/complete

MME can be performed simultaneously by the HSS(S6A) and UE(S1AP).

Update-Location-Request
Service request
Service reject
Delete Session Request
Delete Session Response
Update-Location-Answer
UEContextReleaseCommand for Service reject
TAU reject
UEContextReleaseCommand for TAU reject
UEContextReleaseComplete
UEContextReleaseComplete

MME crashes when UE sends a service request(S1AP) during ULR/ULA(S6A) with HSS,
which has been fixed.
 		2024-03-16 23:08:07 +09:00
.github Add CIFuzz workflow 2023-07-12 22:34:05 +09:00
configs Added open5gs-sepp in debian package 2023-12-17 10:22:39 +09:00
debian Added SEPP debian package (#2861) 2024-01-09 22:12:16 +09:00
docker [ASN1C] Fixed asn1c library on 32bit (#2934) 2024-02-12 14:00:06 +09:00
docs Fixed docs for changing WebUI port 3000 => 9999 2024-03-02 16:57:45 +09:00
lib cosmetic: Document spec references for unassigned identity values 2024-03-08 21:51:36 +09:00
misc [SEPP] Initial Update for 5G Roaming (#2739) 2023-11-19 19:34:51 +09:00
src [MME] Race condition between S1AP and S6A 2024-03-16 23:08:07 +09:00
subprojects Fixed prometheus-client-c branch next to open5gs 2022-11-21 22:09:18 +09:00
tests [MME] Race condition between S1AP and S6A 2024-03-16 23:08:07 +09:00
vagrant [WebUI] Update NodeJS installation Guide 2023-09-03 20:03:47 +09:00
webui Release v2.7.0 2023-12-04 21:14:37 +09:00
.clang-tidy [MISC] Add support for static code analysis 2022-07-01 21:38:47 +09:00
.dockerignore [build] Use local sources to build applications (#1583) 2022-06-19 18:18:09 +09:00
.editorconfig editorconfig: new file (#2746) 2023-11-27 22:21:35 +09:00
.gitignore .gitignore: Add install/ dir 2023-10-10 08:03:25 +09:00
LICENSE Change LICENSE to GNU AGPL v3.0 2017-12-18 10:35:54 +09:00
README.md Update README.md 2022-10-18 22:34:38 +09:00
meson.build Release v2.7.0 2023-12-04 21:14:37 +09:00
meson_options.txt [Fuzzing] oss-fuzz support for fuzzing (#2283) 2023-05-05 17:20:11 +09:00

README.md

Open5GS logo

Getting Started

Please follow the documentation at open5gs.org!

Sponsors

If you find Open5GS useful for work, please consider supporting this Open Source project by Becoming a sponsor. To manage the funding transactions transparently, you can donate through OpenCollective.

sponsors

Community

  • Problem with Open5GS can be filed as issues in this repository.
  • Other topics related to this project are happening on the discussions.
  • Voice and text chat are available in Open5GS's Discord workspace. Use this link to get started.

Contributing

If you're contributing through a pull request to Open5GS project on GitHub, please read the Contributor License Agreement in advance.

License