From 599538fe36e360988341aadbab8bfba3169f1f70 Mon Sep 17 00:00:00 2001
From: raven <raven@gmail.com>
Date: Fri, 5 Sep 2025 22:38:50 +0800
Subject: [PATCH] suggest fix patch

---
 .../trusted_vault_encryption_keys_tab_helper.cc             | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/chrome/browser/trusted_vault/trusted_vault_encryption_keys_tab_helper.cc b/chrome/browser/trusted_vault/trusted_vault_encryption_keys_tab_helper.cc
index 4f068e36034092..88b5f8f0d205a3 100644
--- a/chrome/browser/trusted_vault/trusted_vault_encryption_keys_tab_helper.cc
+++ b/chrome/browser/trusted_vault/trusted_vault_encryption_keys_tab_helper.cc
@@ -101,6 +101,12 @@ class EncryptionKeyApi
       return;
     }
 
+    if (public_key.size() != 65) {
+      // Checked by the renderer.
+      receivers_.ReportBadMessage("invalid public_key");
+      return;
+    }
+
     base::UmaHistogramBoolean(
         "Sync.TrustedVaultJavascriptAddRecoveryMethodIsIncognito",
         trusted_vault_service_ == nullptr);
-- 
2.38.1.windows.1