[taler-exchange] branch master updated: fix #8713

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grothoff pushed a commit to branch master
in repository exchange.

The following commit(s) were added to refs/heads/master by this push:
     new e2a59c123 fix #8713
e2a59c123 is described below

commit e2a59c12377439032aa3299f118db954f771bbfe
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Mon Apr 8 19:49:05 2024 +0200

    fix #8713
---
 src/util/crypto_confirmation.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/util/crypto_confirmation.c b/src/util/crypto_confirmation.c
index 204c373da..5670f5560 100644
--- a/src/util/crypto_confirmation.c
+++ b/src/util/crypto_confirmation.c
@@ -261,6 +261,13 @@ TALER_build_pos_confirmation (const char *pos_key,
       struct GNUNET_HashCode hkey;
       struct TALER_AmountNBO ntotal;
 
+      if ( (NULL == total) ||
+           (GNUNET_YES !=
+            TALER_amount_is_valid (total) ) )
+      {
+        GNUNET_break_op (0);
+        return GNUNET_SYSERR;
+      }
       TALER_amount_hton (&ntotal,
                          total);
       GNUNET_assert (GNUNET_YES ==

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