tor

commit ac254d53344a8be7407b15ea8dfdbd412953d84c
parent 5ab108360d312b65e5cc34844250bdd7a34db872
Author: Alexander Færøy <ahf@torproject.org>
Date:   Wed, 11 Aug 2021 13:14:26 +0000

Merge branch 'maint-0.4.6' into main

Diffstat:
A
changes/bug40078
 | 
4
++++
M
src/lib/crypt_ops/crypto_ed25519.c
 | 
2
+-

2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/changes/bug40078 b/changes/bug40078
@@ -0,0 +1,3 @@
+  o Minor bugfix (crypto):
+    - Disable the unused batch verification feature of ed25519-donna. Fixes
+      bug 40078; bugfix on 0.2.6.1-alpha. Found by Henry de Valence.
+\ No newline at end of file
diff --git a/src/lib/crypt_ops/crypto_ed25519.c b/src/lib/crypt_ops/crypto_ed25519.c
@@ -102,7 +102,7 @@ static const ed25519_impl_t impl_donna = {
 
   ed25519_donna_open,
   ed25519_donna_sign,
-  ed25519_sign_open_batch_donna,
+  NULL, /* Don't use donna's batching code because of #40078 */
 
   ed25519_donna_blind_secret_key,
   ed25519_donna_blind_public_key,