olm_sas_set_their_key: Fail early on invalid base64.
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1 changed files with 7 additions and 1 deletions
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@ -95,7 +95,13 @@ size_t olm_sas_set_their_key(
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sas->last_error = OLM_INPUT_BUFFER_TOO_SMALL;
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return (size_t)-1;
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}
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_olm_decode_base64(their_key, their_key_length, their_key);
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size_t ret = _olm_decode_base64(their_key, their_key_length, their_key);
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if (ret == (size_t)-1) {
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sas->last_error = OLM_INVALID_BASE64;
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return (size_t)-1;
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}
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_olm_crypto_curve25519_shared_secret(&sas->curve25519_key, their_key, sas->secret);
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sas->their_key_set = 1;
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return 0;
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