[gnunet] branch master updated: GNS: Do not fail on assertions in block processing

[gnunet]

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martin-schanzenbach pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new a9b18aa64 GNS: Do not fail on assertions in block processing
a9b18aa64 is described below

commit a9b18aa64cc03978ac410bd2cb99133040f0b188
Author: Martin Schanzenbach <schanzen@gnunet.org>
AuthorDate: Tue Mar 29 10:11:15 2022 +0200

    GNS: Do not fail on assertions in block processing
---
 src/gns/plugin_block_gns.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/gns/plugin_block_gns.c b/src/gns/plugin_block_gns.c
index aad1f1583..2d61f6395 100644
--- a/src/gns/plugin_block_gns.c
+++ b/src/gns/plugin_block_gns.c
@@ -242,8 +242,14 @@ block_plugin_gns_check_reply (void *cls,
     GNUNET_break (0);
     return GNUNET_BLOCK_REPLY_TYPE_NOT_SUPPORTED;
   }
-  GNUNET_assert (reply_block_size >= sizeof(struct GNUNET_GNSRECORD_Block));
-  GNUNET_assert (GNUNET_GNSRECORD_block_get_size (block) < reply_block_size);
+  if (reply_block_size < sizeof(struct GNUNET_GNSRECORD_Block)) {
+    GNUNET_break_op (0);
+    return GNUNET_BLOCK_REPLY_TYPE_NOT_SUPPORTED;
+  }
+  if (GNUNET_GNSRECORD_block_get_size (block) > reply_block_size) {
+    GNUNET_break_op (0);
+    return GNUNET_BLOCK_REPLY_TYPE_NOT_SUPPORTED;
+  }
   GNUNET_CRYPTO_hash (reply_block,
                       reply_block_size,
                       &chash);

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