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-rw-r--r--yocto-poky/meta/recipes-support/libgcrypt/files/CVE-2015-7511_2.patch55
1 files changed, 0 insertions, 55 deletions
diff --git a/yocto-poky/meta/recipes-support/libgcrypt/files/CVE-2015-7511_2.patch b/yocto-poky/meta/recipes-support/libgcrypt/files/CVE-2015-7511_2.patch
deleted file mode 100644
index 8093a18cf..000000000
--- a/yocto-poky/meta/recipes-support/libgcrypt/files/CVE-2015-7511_2.patch
+++ /dev/null
@@ -1,55 +0,0 @@
-From 88e1358962e902ff1cbec8d53ba3eee46407851a Mon Sep 17 00:00:00 2001
-From: NIIBE Yutaka <gniibe@fsij.org>
-Date: Wed, 25 Nov 2015 12:46:19 +0900
-Subject: [PATCH] ecc: Constant-time multiplication for Weierstrass curve.
-
-* mpi/ec.c (_gcry_mpi_ec_mul_point): Use simple left-to-right binary
-method for Weierstrass curve when SCALAR is secure.
-
-Upstream-Status: Backport
-
-http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=88e1358962e902ff1cbec8d53ba3eee46407851a
-
-CVE: CVE-2015-7511 fix
-Signed-off-by: Armin Kuster <akuster@mvista.com>
-
----
- mpi/ec.c | 19 +++++++++++++++----
- 1 file changed, 15 insertions(+), 4 deletions(-)
-
-Index: libgcrypt-1.6.3/mpi/ec.c
-===================================================================
---- libgcrypt-1.6.3.orig/mpi/ec.c
-+++ libgcrypt-1.6.3/mpi/ec.c
-@@ -1106,16 +1106,27 @@ _gcry_mpi_ec_mul_point (mpi_point_t resu
- unsigned int i, loops;
- mpi_point_struct p1, p2, p1inv;
-
-- if (ctx->model == MPI_EC_EDWARDS)
-+ if (ctx->model == MPI_EC_EDWARDS
-+ || (ctx->model == MPI_EC_WEIERSTRASS
-+ && mpi_is_secure (scalar)))
- {
- /* Simple left to right binary method. GECC Algorithm 3.27 */
- unsigned int nbits;
- int j;
-
- nbits = mpi_get_nbits (scalar);
-- mpi_set_ui (result->x, 0);
-- mpi_set_ui (result->y, 1);
-- mpi_set_ui (result->z, 1);
-+ if (ctx->model == MPI_EC_WEIERSTRASS)
-+ {
-+ mpi_set_ui (result->x, 1);
-+ mpi_set_ui (result->y, 1);
-+ mpi_set_ui (result->z, 0);
-+ }
-+ else
-+ {
-+ mpi_set_ui (result->x, 0);
-+ mpi_set_ui (result->y, 1);
-+ mpi_set_ui (result->z, 1);
-+ }
-
- if (mpi_is_secure (scalar))
- {
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