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| author | Schanzenbach, Martin <mschanzenbach@posteo.de> | 2020-03-03 13:32:31 +0100 |
|---|---|---|
| committer | Schanzenbach, Martin <mschanzenbach@posteo.de> | 2020-03-03 13:32:31 +0100 |
| commit | c0236414b243d7bf8a60e9906f44fe527df49631 (patch) | |
| tree | 9fa656f2db737aae31e45bd5c2964a332c65bed2 /src | |
| parent | cd841b66b685604a54030ead95b2d679325d5dd8 (diff) | |
| download | gnunet-c0236414b243d7bf8a60e9906f44fe527df49631.tar.gz gnunet-c0236414b243d7bf8a60e9906f44fe527df49631.zip | |
fix NULL ptr deref in attestations
Diffstat (limited to 'src')
| -rw-r--r-- | src/reclaim/reclaim_attestation.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/reclaim/reclaim_attestation.c b/src/reclaim/reclaim_attestation.c index 66da8e74a..bdf80a709 100644 --- a/src/reclaim/reclaim_attestation.c +++ b/src/reclaim/reclaim_attestation.c | |||
| @@ -336,6 +336,13 @@ GNUNET_RECLAIM_attestation_list_deserialize (const char *data, size_t data_size) | |||
| 336 | ale->attestation = | 336 | ale->attestation = |
| 337 | GNUNET_RECLAIM_attestation_deserialize (read_ptr, | 337 | GNUNET_RECLAIM_attestation_deserialize (read_ptr, |
| 338 | data_size - (read_ptr - data)); | 338 | data_size - (read_ptr - data)); |
| 339 | if (NULL == ale->attestation) | ||
| 340 | { | ||
| 341 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, | ||
| 342 | "Failed to deserialize malformed attestation.\n"); | ||
| 343 | GNUNET_free (ale); | ||
| 344 | return al; | ||
| 345 | } | ||
| 339 | GNUNET_CONTAINER_DLL_insert (al->list_head, al->list_tail, ale); | 346 | GNUNET_CONTAINER_DLL_insert (al->list_head, al->list_tail, ale); |
| 340 | att_len = GNUNET_RECLAIM_attestation_serialize_get_size (ale->attestation); | 347 | att_len = GNUNET_RECLAIM_attestation_serialize_get_size (ale->attestation); |
| 341 | read_ptr += att_len; | 348 | read_ptr += att_len; |