CVE-2026-34761

MEDIUM
2026-04-01 https://github.com/ellanetworks/core GHSA-6gm8-3g4h-w82m
5.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Patch Released
Apr 02, 2026 - 02:30 nvd
Patch available
Analysis Generated
Apr 01, 2026 - 23:16 vuln.today
CVE Published
Apr 01, 2026 - 22:59 nvd
MEDIUM 5.8

Tags

Denial Of Service Null Pointer Dereference

Description

## Summary Ella Core panics when processing a NGAP handover failure message. ## Impact If an attacker can force a gNodeB to send NGAP handover failure messages to Ella Core, the process will crash, thereby disrupting service for all connected subscribers. ## Fix Improve guards in NGAP handover handlers.

Analysis

Ella Core panics and crashes when processing malformed NGAP handover failure messages from a gNodeB, causing a denial of service for all connected mobile subscribers. An authenticated attacker with high privileges on the radio network can force a gNodeB to send crafted NGAP handover failure messages that trigger a null pointer dereference in Ella Core's handover handler, terminating the core network process. …

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Priority Score

29
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +29
POC: 0

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CVE-2026-34761 vulnerability details – vuln.today
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