---
id: "CVE-2026-104593"
kind: "vulnerability"
aliases: ["CVE-2026-104593"]
title: "osmo-msc: stack buffer overflow in SGs interface lets remote attackers crash it"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["osmo-msc", "other", "self-hosted", "telecom"]
not_affected_if: []
published_at: "2026-10-26T19:16:28+00:00"
first_seen_at: "2026-10-26T19:32:06+00:00"
updated_at: "2026-10-26T19:34:03+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-104593", "first_seen_at": "2026-10-26T19:32:06+00:00"}]
---

# osmo-msc: stack buffer overflow in SGs interface lets remote attackers crash it

osmo-msc through version 1.15.0 has a stack-based buffer overflow in decode_mme_name() in the SGs interface code. A remote attacker can trigger it to cause a denial of service.

_Summary, check and fix written by a model from the sources; labelled as such._

## Timeline

- 2026-10-26T19:32:06+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-104593

## From the sources

osmo-msc through 1.15.0 contains a stack-based buffer overflow in decode_mme_name() in src/libmsc/sgs_iface.c. This allows a remote attacker to cause a denial of service.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_