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| author | Vsevolod Stakhov <vsevolod@highsecure.ru> | 2016-07-05 12:37:17 +0100 |
|---|---|---|
| committer | Vsevolod Stakhov <vsevolod@highsecure.ru> | 2016-07-05 12:37:17 +0100 |
| commit | 39fec823f124a82dd6a4bcd06a53a0ff062f4ac0 (patch) | |
| tree | 06b01b4a5bf657c17fb74a9e34106c96697d0c43 /contrib/librdns | |
| parent | 3a43269d6f8eee01c2bac1b9feeb037fad562725 (diff) | |
| download | rspamd-39fec823f124a82dd6a4bcd06a53a0ff062f4ac0.tar.gz rspamd-39fec823f124a82dd6a4bcd06a53a0ff062f4ac0.zip | |
[Fix] Fix potential NULL dereference
Diffstat (limited to 'contrib/librdns')
| -rw-r--r-- | contrib/librdns/parse.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/contrib/librdns/parse.c b/contrib/librdns/parse.c index e9527eaa4..a1b25e2ff 100644 --- a/contrib/librdns/parse.c +++ b/contrib/librdns/parse.c @@ -209,6 +209,11 @@ rdns_parse_labels (struct rdns_resolver *resolver, else if (llen & DNS_COMPRESSION_BITS) { llen = UNCOMPRESS_DNS_OFFSET(p); l = rdns_decompress_label (in, &llen, end - in); + + if (l == NULL) { + goto end; + } + begin = l; length = end - begin; p = l + *l + 1; |