| Title | Open5GS <=2.7.3 Reachable Assertion |
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| Description | In Open5GS ≤2.7.3, a crafted sequence involving an incomplete handover followed by repeated registration attempts with a duplicate IMSI can cause the AMF to crash in common_register_state() due to a stale ran_ue_id reference, leading to a denial of service. |
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| Source | ⚠️ https://github.com/open5gs/open5gs/issues/3874 / https://github.com/open5gs/open5gs/commit/62cb99755243c9c38e4c060c5d8d0e158fe8cdd5 |
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| User | SQ0409 (UID 85579) |
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| Submission | 06/03/2025 11:24 AM (1 month ago) |
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| Moderation | 06/09/2025 05:34 PM (6 days later) |
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| Status | Accepted |
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| VulDB Entry | 311713 [Open5GS up to 2.7.3 AMF/MME src/mme/emm-sm.c common_register_state ran_ue_id denial of service] |
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| Points | 18 |
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