diff options
Diffstat (limited to 'pkgs/development/libraries/openssl/3.0/rsa-fix-bn_reduce_once_in_place-call-for-rsaz_mod_exp_avx512_x2.patch')
-rw-r--r-- | pkgs/development/libraries/openssl/3.0/rsa-fix-bn_reduce_once_in_place-call-for-rsaz_mod_exp_avx512_x2.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/pkgs/development/libraries/openssl/3.0/rsa-fix-bn_reduce_once_in_place-call-for-rsaz_mod_exp_avx512_x2.patch b/pkgs/development/libraries/openssl/3.0/rsa-fix-bn_reduce_once_in_place-call-for-rsaz_mod_exp_avx512_x2.patch new file mode 100644 index 0000000000000..e144a7188897e --- /dev/null +++ b/pkgs/development/libraries/openssl/3.0/rsa-fix-bn_reduce_once_in_place-call-for-rsaz_mod_exp_avx512_x2.patch @@ -0,0 +1,34 @@ +From 4d8a88c134df634ba610ff8db1eb8478ac5fd345 Mon Sep 17 00:00:00 2001 +From: Xi Ruoyao <xry111@xry111.site> +Date: Wed, 22 Jun 2022 18:07:05 +0800 +Subject: [PATCH] rsa: fix bn_reduce_once_in_place call for + rsaz_mod_exp_avx512_x2 + +bn_reduce_once_in_place expects the number of BN_ULONG, but factor_size +is moduli bit size. + +Fixes #18625. + +Signed-off-by: Xi Ruoyao <xry111@xry111.site> + +Reviewed-by: Tomas Mraz <tomas@openssl.org> +Reviewed-by: Paul Dale <pauli@openssl.org> +(Merged from https://github.com/openssl/openssl/pull/18626) +--- + crypto/bn/rsaz_exp_x2.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/crypto/bn/rsaz_exp_x2.c b/crypto/bn/rsaz_exp_x2.c +index 6b04486e3f56..f979cebd6fb7 100644 +--- a/crypto/bn/rsaz_exp_x2.c ++++ b/crypto/bn/rsaz_exp_x2.c +@@ -257,6 +257,9 @@ int ossl_rsaz_mod_exp_avx512_x2(BN_ULONG *res1, + from_words52(res1, factor_size, rr1_red); + from_words52(res2, factor_size, rr2_red); + ++ /* bn_reduce_once_in_place expects number of BN_ULONG, not bit size */ ++ factor_size /= sizeof(BN_ULONG) * 8; ++ + bn_reduce_once_in_place(res1, /*carry=*/0, m1, storage, factor_size); + bn_reduce_once_in_place(res2, /*carry=*/0, m2, storage, factor_size); + |