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33 lines
1.1 KiB
33 lines
1.1 KiB
2 years ago
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diff -up openssl-3.0.1/providers/implementations/kem/rsa_kem.c.encap openssl-3.0.1/providers/implementations/kem/rsa_kem.c
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--- openssl-3.0.1/providers/implementations/kem/rsa_kem.c.encap 2022-11-22 12:27:30.994530801 +0100
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+++ openssl-3.0.1/providers/implementations/kem/rsa_kem.c 2022-11-22 12:32:15.916875495 +0100
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@@ -264,6 +264,14 @@ static int rsasve_generate(PROV_RSA_CTX
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*secretlen = nlen;
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return 1;
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}
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+
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+#ifdef FIPS_MODULE
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+ if (nlen < OPENSSL_RSA_FIPS_MIN_MODULUS_BITS/8) {
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+ ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SIZE_TOO_SMALL);
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+ return 0;
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+ }
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+#endif
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+
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/*
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* Step (2): Generate a random byte string z of nlen bytes where
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* 1 < z < n - 1
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@@ -307,6 +315,13 @@ static int rsasve_recover(PROV_RSA_CTX *
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return 1;
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}
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+#ifdef FIPS_MODULE
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+ if (nlen < OPENSSL_RSA_FIPS_MIN_MODULUS_BITS/8) {
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+ ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SIZE_TOO_SMALL);
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+ return 0;
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+ }
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+#endif
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+
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/* Step (2): check the input ciphertext 'inlen' matches the nlen */
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if (inlen != nlen) {
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ERR_raise(ERR_LIB_PROV, PROV_R_BAD_LENGTH);
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