From 06bca66a6523e976d31b496f898cd3336dec7410 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Grubbstr=C3=B6m=20=28Grubba=29?=
<grubba@grubba.org>
Date: Fri, 3 Dec 2021 12:55:54 +0100
Subject: [PATCH] Nettle.CCM: Fix NULL-deref in digest().
Fixes issue reported in LysLysKOM 25080935.
Fixes #10072.
enter the commit message for your changes. Lines starting
---
src/post_modules/Nettle/cipher.cmod | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/post_modules/Nettle/cipher.cmod b/src/post_modules/Nettle/cipher.cmod
index 3417cadcf2..7706aadb3e 100644
--- a/src/post_modules/Nettle/cipher.cmod
+++ b/src/post_modules/Nettle/cipher.cmod
@@ -3478,6 +3478,7 @@ PIKECLASS BlockCipher16
if (!pstr->len) {
// Unlikely, but make sure that it is initialized.
blockcipher16_ccm_init_mac_mask("digest");
+ mac_mask = THIS->mac_mask;
}
if (THIS->ctr->crypt_state && THIS->ctr->crypt_state->crypt) {
--
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