fix: delete AdvisorySet associated with malformed aliases

Signed-off-by: Keshav Priyadarshi <git@keshav.space>

Author: keshav-space

vulnerabilities/migrations/0124_advisoryv2_remove_malformed_aliases_and_dvisory_id.py

@@ -10,6 +10,7 @@ class Migration(migrations.Migration):
     def drop_malformed_advisory_v2(apps, _):
         AdvisoryV2 = apps.get_model("vulnerabilities", "AdvisoryV2")
         AdvisoryAlias = apps.get_model("vulnerabilities", "AdvisoryAlias")
+        AdvisorySet = apps.get_model("vulnerabilities", "AdvisorySet")
 
         valid_alias_prefix = [
             "cve-", "osv-", "xsa-", "vsv", "zbx-", "zf2", "vu#", "gms-", "usn-",
@@ -33,10 +34,14 @@ def drop_malformed_advisory_v2(apps, _):
             ).exclude(query).values_list('id', flat=True).distinct()
         )
 
-        AdvisoryV2.objects.filter(
+        advisories_to_delete=AdvisoryV2.objects.filter(
             datasource_id__in=target_importers,
             aliases__id__in=malformed_alias_ids
-        ).delete()
+        )
+
+        AdvisorySet.objects.filter(primary_advisory__in=advisories_to_delete).delete()
+
+        advisories_to_delete.delete()
 
         AdvisoryAlias.objects.filter(
             id__in=malformed_alias_ids,