diff options
Diffstat (limited to 'src/lib/asn1/asn1_oid.cpp')
| -rw-r--r-- | src/lib/asn1/asn1_oid.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/lib/asn1/asn1_oid.cpp b/src/lib/asn1/asn1_oid.cpp index d9436e6d9..7c7161f47 100644 --- a/src/lib/asn1/asn1_oid.cpp +++ b/src/lib/asn1/asn1_oid.cpp @@ -130,7 +130,11 @@ void OID::encode_into(DER_Encoder& der) const throw Invalid_Argument("OID::encode_into: OID is invalid"); std::vector<uint8_t> encoding; - encoding.push_back(40 * m_id[0] + m_id[1]); + + if(m_id[0] > 2 || m_id[1] >= 40) + throw Encoding_Error("Invalid OID prefix, cannot encode"); + + encoding.push_back(static_cast<uint8_t>(40 * m_id[0] + m_id[1])); for(size_t i = 2; i != m_id.size(); ++i) { |