From 4b3b8ec81cd1965d0bd548fa31db491295b83354 Mon Sep 17 00:00:00 2001 From: Antonio Quartulli Date: Tue, 28 Apr 2020 12:06:58 +0200 Subject: [PATCH] wpad-wolfssl: fix crypto_bignum_sub() Backport patch from hostapd.git master that fixes copy/paste error in crypto_bignum_sub() in crypto_wolfssl.c. This missing fix was discovered while testing SAE over a mesh interface. With this fix applied and wolfssl >3.14.4 mesh+SAE works fine with wpad-mesh-wolfssl. Cc: Sean Parkinson Signed-off-by: Antonio Quartulli Signed-off-by: Daniel Golle --- .../090-wolfssl-fix-crypto_bignum_sum.patch | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 package/network/services/hostapd/patches/090-wolfssl-fix-crypto_bignum_sum.patch diff --git a/package/network/services/hostapd/patches/090-wolfssl-fix-crypto_bignum_sum.patch b/package/network/services/hostapd/patches/090-wolfssl-fix-crypto_bignum_sum.patch new file mode 100644 index 0000000000..7cc0dec3fe --- /dev/null +++ b/package/network/services/hostapd/patches/090-wolfssl-fix-crypto_bignum_sum.patch @@ -0,0 +1,26 @@ +From 1766e608ba1114220f3b3598e77aa53b50c38a6e Mon Sep 17 00:00:00 2001 +From: Jouni Malinen +Date: Mon, 14 Oct 2019 19:27:47 +0300 +Subject: [PATCH] wolfSSL: Fix crypto_bignum_sub() + +The initial crypto wrapper implementation for wolfSSL seems to have +included a copy-paste error in crypto_bignum_sub() implementation that +was identical to crypto_bignum_add() while mp_sub() should have been +used instead of mp_add(). + +Signed-off-by: Jouni Malinen +--- + src/crypto/crypto_wolfssl.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/src/crypto/crypto_wolfssl.c ++++ b/src/crypto/crypto_wolfssl.c +@@ -1151,7 +1151,7 @@ int crypto_bignum_sub(const struct crypt + if (TEST_FAIL()) + return -1; + +- return mp_add((mp_int *) a, (mp_int *) b, ++ return mp_sub((mp_int *) a, (mp_int *) b, + (mp_int *) r) == MP_OKAY ? 0 : -1; + } + -- 2.30.2