1 files changed, 28 insertions, 0 deletions
diff --git a/security/gnupg1/files/patch-getkey.c b/security/gnupg1/files/patch-getkey.c
new file mode 100644
index 000000000000..fdbb5ec441aa
--- /dev/null
+++ b/security/gnupg1/files/patch-getkey.c
@@ -0,0 +1,28 @@
+--- g10/getkey.c.orig	Tue Jul 29 03:34:41 2003
++++ g10/getkey.c	Thu Nov 27 18:54:55 2003
+@@ -1655,6 +1655,11 @@
+         if ( x ) /* mask it down to the actual allowed usage */
+             key_usage &= x; 
+     }
++
++    /* Type 20 Elgamal keys are not usable. */
++    if(pk->pubkey_algo==PUBKEY_ALGO_ELGAMAL)
++      key_usage=0;
++
+     pk->pubkey_usage = key_usage;
+ 
+     if ( !key_expire_seen ) {
+@@ -1869,6 +1874,13 @@
+         if ( x ) /* mask it down to the actual allowed usage */
+             key_usage &= x; 
+     }
++
++    /* Type 20 Elgamal subkeys or any subkey on a type 20 primary are
++       not usable. */
++    if(mainpk->pubkey_algo==PUBKEY_ALGO_ELGAMAL
++       || subpk->pubkey_algo==PUBKEY_ALGO_ELGAMAL)
++      key_usage=0;
++
+     subpk->pubkey_usage = key_usage;
+     
+     p = parse_sig_subpkt (sig->hashed, SIGSUBPKT_KEY_EXPIRE, NULL);