return error if layers is nil

Vanilla-OS · Apr 26, 2024 · bbfc020 · bbfc020
1 parent fff6607
commit bbfc020
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/core/registry.go b/core/registry.go
@@ -151,6 +151,10 @@ func (r *Registry) GetManifest(token string) (*Manifest, error) {
 	digest := resp.Header.Get("Docker-Content-Digest")
 
 	// we need to parse the layers to get the digests
+	if m["layers"] == nil {
+		PrintVerboseErr("Registry.GetManifest", 4, err)
+		return nil, fmt.Errorf("Manifest does not contain layer property")
+	}
 	layers := m["layers"].([]interface{})
 	var layerDigests []string
 	for _, layer := range layers {