taler-typescript-core

commit fe23834e46951259d9b8d06d4381fa75d5785f45
parent cf4440abd7c947d9113fd005585a70a5104174a2
Author: Florian Dold <florian@dold.me>
Date:   Fri, 27 Feb 2026 16:52:06 +0100

wallet-core: mitigation for buggy denominationFamilySerial when updating exchange entries

Diffstat:
M
packages/taler-wallet-core/src/exchanges.ts
 | 
12
+++++++++++-

1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/packages/taler-wallet-core/src/exchanges.ts b/packages/taler-wallet-core/src/exchanges.ts
@@ -2112,13 +2112,23 @@ export async function updateExchangeFromUrlHandler(
           // FIXME: Do consistency check, report to auditor if necessary.
           // See https://bugs.taler.net/n/8594
 
+          let changed = false;
           // Mark lost denominations as lost.
           if (currentDenom.isLost && !oldDenom.isLost) {
             logger.warn(
               `marking denomination ${currentDenom.denomPubHash} of ${exchangeBaseUrl} as lost`,
             );
             oldDenom.isLost = true;
-            await tx.denominations.put(denomRec);
+            changed = true;
+          }
+          if (oldDenom.denominationFamilySerial != denominationFamilySerial) {
+            // Can happen in some wallet versions where denominations
+            // were not deleted properly when adding an exchange.
+            oldDenom.denominationFamilySerial = denominationFamilySerial;
+            changed = true;
+          }
+          if (changed) {
+            await tx.denominations.put(oldDenom);
           }
         } else {
           await tx.denominations.put(denomRec);