Fix $regex<n> use-after-free. Bug 2915

[exim.git] / src / src / globals.c

diff --git a/src/src/globals.c b/src/src/globals.c
index 18988e9da2c5afa5a6b1d738b2f53f2922e4ee44..cafb1599229de9eae20615c5ffcb7b4e122d9ec2 100644 (file)
--- a/src/src/globals.c
+++ b/src/src/globals.c
@@ -234,6 +234,7 @@ struct global_flags f =
        .continue_more          = FALSE,
 
        .daemon_listen          = FALSE,
+       .daemon_scion           = FALSE,
        .debug_daemon           = FALSE,
        .deliver_firsttime      = FALSE,
        .deliver_force          = FALSE,
@@ -1015,6 +1016,10 @@ uschar *keep_environment       = NULL;
 int     keep_malformed         = 4*24*60*60;    /* 4 days */
 
 uschar *eldap_dn               = NULL;
+const uschar *letter_digit_hyphen_dot =
+    US"abcdefghijklmnopqrstuvwxyz"
+      ".-0123456789"
+      "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
 #ifdef EXPERIMENTAL_ESMTP_LIMITS
 uschar *limits_advertise_hosts = US"*";
 #endif
@@ -1209,8 +1214,10 @@ uschar *override_pid_file_path = NULL;
 
 BOOL    panic_coredump        = FALSE;
 pcre2_general_context * pcre_gen_ctx = NULL;
-pcre2_compile_context * pcre_cmp_ctx = NULL;
-pcre2_match_context * pcre_mtc_ctx = NULL;
+pcre2_compile_context * pcre_gen_cmp_ctx = NULL;
+pcre2_match_context * pcre_gen_mtc_ctx = NULL;
+pcre2_general_context * pcre_mlc_ctx = NULL;
+pcre2_compile_context * pcre_mlc_cmp_ctx = NULL;
 
 uschar *percent_hack_domains   = NULL;
 uschar *pid_file_path          = US PID_FILE_PATH
@@ -1314,9 +1321,10 @@ const pcre2_code *regex_SIZE         = NULL;
 #ifndef DISABLE_PIPE_CONNECT
 const pcre2_code *regex_EARLY_PIPE   = NULL;
 #endif
+int    regex_cachesize              = 0;
 const pcre2_code *regex_ismsgid      = NULL;
 const pcre2_code *regex_smtp_code    = NULL;
-const uschar *regex_vars[REGEX_VARS];
+const uschar *regex_vars[REGEX_VARS] = { 0 };;
 #ifdef WHITELIST_D_MACROS
 const pcre2_code *regex_whitelisted_macro = NULL;
 #endif