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add the length of the padding when checking RSA length

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Klas Lindfors
2014-09-29 15:49:58 +02:00
parent 382a4fad98
commit a90dbba4bf
1 changed files with 1 additions and 1 deletions
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lib/ykpiv.c
+1 -1
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@@ -501,7 +501,7 @@ ykpiv_rc ykpiv_sign_data(ykpiv_state *state,
if(pad_len == 0) { if(pad_len == 0) {
pad_len = 256; pad_len = 256;
} }
if(in_len > pad_len) { if(in_len + RSA_PKCS1_PADDING_SIZE > pad_len) {
return YKPIV_SIZE_ERROR; return YKPIV_SIZE_ERROR;
} }
RSA_padding_add_PKCS1_type_1(sign_in, pad_len, raw_in, in_len); RSA_padding_add_PKCS1_type_1(sign_in, pad_len, raw_in, in_len);