[ES] Handle non-semver-compliant versions (#172093)

packages/core/elasticsearch/core-elasticsearch-server-internal/src/version_check/ensure_es_version.test.ts

@@ -42,6 +42,12 @@ describe('mapNodesVersionCompatibility', () => {
     return { nodes: { 'node-without-http': { version, ip: 'ip' } } } as any;
   }
 
+  it('returns isCompatible=false with a single node with non-SemVer-compliant version', async () => {
+    const nodesInfo = createNodes('615c621a8416c444941dc97b142a0122d5c878d0');
+    const result = await mapNodesVersionCompatibility(nodesInfo, KIBANA_VERSION, false);
+    expect(result.isCompatible).toBe(false);
+  });
+
   it('returns isCompatible=true with a single node that matches', async () => {
     const nodesInfo = createNodes('5.1.0');
     const result = await mapNodesVersionCompatibility(nodesInfo, KIBANA_VERSION, false);

packages/core/elasticsearch/core-elasticsearch-server-internal/src/version_check/es_kibana_version_compatability.test.ts

@@ -22,6 +22,12 @@ describe('plugins/elasticsearch', () => {
       it('when majors are equal, but ES minor is less than Kibana minor', () => {
         expect(esVersionCompatibleWithKibana('1.0.0', '1.1.0')).toBe(false);
       });
+
+      it('ES is not SemVer-compliant', () => {
+        expect(
+          esVersionCompatibleWithKibana('615c621a8416c444941dc97b142a0122d5c878d0', '1.1.0')
+        ).toBe(false);
+      });
     });
 
     describe('returns true', () => {

packages/core/elasticsearch/core-elasticsearch-server-internal/src/version_check/es_kibana_version_compatability.ts

@@ -14,6 +14,10 @@ import semver, { coerce } from 'semver';
  * 2. Older versions of ES won't work with newer versions of Kibana.
  */
 export function esVersionCompatibleWithKibana(esVersion: string, kibanaVersion: string) {
+  if (!semver.valid(esVersion)) {
+    return false;
+  }
+
   const esVersionNumbers = {
     major: semver.major(esVersion),
     minor: semver.minor(esVersion),