CVE-2026-32319: Github.com/ellanetworks/core Denial of Service Vulnerability

HIGH
Advisory Identifier: GHSA-m9pm-w3gv-c68f
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CVSS 7.5
CWE-125
Published
Advisory Summary

CVE-2026-32319 is a HIGH (CVSS 7.5) denial of service vulnerability (CWE-125: Out-of-bounds Read) affecting Github.com/ellanetworks/core libraries in the Go ecosystem. The issue involves ella core vulnerable to unauthenticated amf dos via malformed initialuemessage with undersized integrity-protected nas payload. Remediation is available by upgrading affected packages to version 1.5.1.

CVE-2026-32319 at a Glance

CVE Identifier CVE-2026-32319
GHSA Identifier GHSA-m9pm-w3gv-c68f
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-125: Out-of-bounds Read
Affected Product Github.com/ellanetworks/core
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality None (C:N)
Integrity None (I:N)
Availability High (A:H)

How to Fix CVE-2026-32319

To remediate this vulnerability, upgrade all affected Github.com/ellanetworks/core dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

github.com/ellanetworks/core fixed: 1.5.1 
Upgrade github.com/ellanetworks/core to 1.5.1
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for github.com/ellanetworks/core

How to Check if You Are Affected

To determine whether your application is affected by CVE-2026-32319, inspect your project dependencies for Github.com/ellanetworks/core:

inspect dependencies for github.com/ellanetworks/core

Analyze the terminal output to locate any version of Github.com/ellanetworks/core in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.5.1), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-125: Out-of-bounds Read, where the product reads data past the end, or before the beginning, of the intended buffer. In Github.com/ellanetworks/core, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

## Summary Ella Core panics when processing a malformed integrity protected NGAP/NAS message with a length under 7 bytes. ## Impact An attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. ## Fix Added length verification to NAS message handling.

CVE-2026-32319 Affected Github.com/ellanetworks/core Versions

1 component(s)
Fixed Versions:
1.5.1
Product / Package Ecosystem Affected Versions Fixed Version
github.com/ellanetworks/core
golang/github.com/ellanetworks/core
Go
< 1.5.1
1.5.1

References

GitHub Advisory / Wiki ADVISORY
https://github.com/ellanetworks/core/security/advisories/GHSA-m9pm-w3gv-c68f
NVD — CVE-2026-32319 NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32319
Github.com/ellanetworks/core Source Repository REPOSITORY
https://github.com/ellanetworks/core
Github.com/ellanetworks/core Release RELEASE
https://github.com/ellanetworks/core/releases/tag/v1.5.1
pkg.go.dev/vuln/go-2026-4692 WEB
https://pkg.go.dev/vuln/GO-2026-4692

Frequently Asked Questions

What is CVE-2026-32319?
CVE-2026-32319 is a security vulnerability in Github.com/ellanetworks/core involving Ella Core vulnerable to Unauthenticated AMF DoS via malformed InitialUEMessage with undersized integrity-protected NAS payload under CWE-125: Out-of-bounds Read.
Which Github.com/ellanetworks/core versions are affected?
Affected versions include releases prior to 1.5.1 across affected packages: github.com/ellanetworks/core.
What version fixes CVE-2026-32319?
Upgrading to 1.5.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/ellanetworks/core affected?
Yes, github.com/ellanetworks/core is affected in releases prior to 1.5.1. Upgrade your dependency to 1.5.1 or later.
What is the CVSS score of CVE-2026-32319?
CVE-2026-32319 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
What CWE is associated with CVE-2026-32319?
CVE-2026-32319 is classified under CWE-125: Out-of-bounds Read (The product reads data past the end, or before the beginning, of the intended buffer.).
How can I check Go dependencies for CVE-2026-32319?
Run the dependency tree command: 'inspect dependencies for github.com/ellanetworks/core'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-m9pm-w3gv-c68f",
  "modified" : "2026-03-16T16:37:38Z",
  "published" : "2026-03-12T20:33:22Z",
  "aliases" : [ "CVE-2026-32319" ],
  "summary" : "Ella Core vulnerable to Unauthenticated AMF DoS via malformed InitialUEMessage with undersized integrity-protected NAS payload",
  "details" : "## Summary\n\nElla Core panics when processing a malformed integrity protected NGAP/NAS message with a length under 7 bytes.\n\n## Impact\n\nAn attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required.\n\n## Fix\n\nAdded length verification to NAS message handling.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/ellanetworks/core"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.5.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/ellanetworks/core/security/advisories/GHSA-m9pm-w3gv-c68f"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-32319"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ellanetworks/core"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ellanetworks/core/releases/tag/v1.5.1"
  }, {
    "type" : "WEB",
    "url" : "https://pkg.go.dev/vuln/GO-2026-4692"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-125" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-03-12T20:33:22Z",
    "nvd_published_at" : "2026-03-13T19:54:42Z"
  }
}