[Buildroot] [PATCH] utils/generate-cyclonedx: add uuid as serialNumber

From: Heiko Thiery <heiko.thiery@gmail.com>
To: buildroot@buildroot.org
Cc: Thomas Perale <thomas.perale@mind.be>,
	Heiko Thiery <heiko.thiery@gmail.com>
Subject: [Buildroot] [PATCH] utils/generate-cyclonedx: add uuid as serialNumber
Date: Fri, 18 Sep 2026 09:36:31 +0200	[thread overview]
Message-ID: <20260918073631.665322-1-heiko.thiery@gmail.com> (raw)

In CycloneDX the serialNumber field is an optional top-level field that
uniquely identified a SBOM using a URN RFC 4122 UUID format.

Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
---
 utils/generate-cyclonedx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/utils/generate-cyclonedx b/utils/generate-cyclonedx
index df12ee84c0..c3b614b6be 100755
--- a/utils/generate-cyclonedx
+++ b/utils/generate-cyclonedx
@@ -19,6 +19,7 @@ import urllib.request
 import subprocess
 import sys
 import re
+import uuid
 
 
 CYCLONEDX_VERSION = "1.6"
@@ -534,6 +535,7 @@ def main():
         "bomFormat": "CycloneDX",
         "$schema": f"http://cyclonedx.org/schema/bom-{CYCLONEDX_VERSION}.schema.json",
         "specVersion": f"{CYCLONEDX_VERSION}",
+        "serialNumber": uuid.uuid4().urn,
         "metadata": {
             "component": {
                 "bom-ref": args.project_name,
-- 
2.47.3

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