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| author | Martin Willi <martin@strongswan.org> | 2006-04-04 12:45:29 +0000 |
|---|---|---|
| committer | Martin Willi <martin@strongswan.org> | 2006-04-04 12:45:29 +0000 |
| commit | f2ee13a7e844c5b107137ca21136684c610f2864 (patch) | |
| tree | f90e948f8ad1f356c1d326ba8c302aace5cb6e98 /Source/charon/asn1/der_decoder.c | |
| parent | efadbf79e9c864578bfd1277d824e69b2989aac5 (diff) | |
| download | strongswan-f2ee13a7e844c5b107137ca21136684c610f2864.tar.bz2 strongswan-f2ee13a7e844c5b107137ca21136684c610f2864.tar.xz | |
- improved strokeing
- down connection
- status
- some other tweaks
Diffstat (limited to 'Source/charon/asn1/der_decoder.c')
| -rw-r--r-- | Source/charon/asn1/der_decoder.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Source/charon/asn1/der_decoder.c b/Source/charon/asn1/der_decoder.c index 91521b96a..9ded40f59 100644 --- a/Source/charon/asn1/der_decoder.c +++ b/Source/charon/asn1/der_decoder.c @@ -48,7 +48,7 @@ struct private_der_decoder_t { asn1_rule_t *rule; /** - * First rule of the hole ruleset + * First rule of the whole ruleset */ asn1_rule_t *first_rule; @@ -273,6 +273,11 @@ status_t read_bitstring(private_der_decoder_t *this, chunk_t data) data.ptr += 1; data.len -= 1; + if (data.len < 1) + { + return FAILED; + } + chunk_t *chunk = (chunk_t*)((u_int8_t*)this->output + this->rule->data_offset); *chunk = allocator_clone_chunk(data); @@ -302,6 +307,11 @@ u_int32_t read_length(chunk_t *data) u_int8_t n; size_t len; + if (data->len < 1) + { + return -1; + } + /* read first octet of length field */ n = *data->ptr; data->ptr++; data->len--; |