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authorPatrick Cloke <clokep@users.noreply.github.com>2023-10-31 09:58:30 -0400
committerGitHub <noreply@github.com>2023-10-31 13:58:30 +0000
commit7a3a55ac98847d7adb0e200378abe07ef8d0c645 (patch)
treee8672425999bab6a4026044167769c3ce18ea1d2 /synapse/handlers/device.py
parentClaim local one-time-keys in bulk (#16565) (diff)
downloadsynapse-7a3a55ac98847d7adb0e200378abe07ef8d0c645.tar.xz
Merge pull request from GHSA-mp92-3jfm-3575
Diffstat (limited to 'synapse/handlers/device.py')
-rw-r--r--synapse/handlers/device.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py
index 3ce96ef3cb..93472d0117 100644
--- a/synapse/handlers/device.py
+++ b/synapse/handlers/device.py
@@ -328,6 +328,9 @@ class DeviceWorkerHandler:
         return result
 
     async def on_federation_query_user_devices(self, user_id: str) -> JsonDict:
+        if not self.hs.is_mine(UserID.from_string(user_id)):
+            raise SynapseError(400, "User is not hosted on this homeserver")
+
         stream_id, devices = await self.store.get_e2e_device_keys_for_federation_query(
             user_id
         )