File gnupg-CVE-2019-13050_0_of_5.patch of Package gpg2

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File gnupg-CVE-2019-13050_0_of_5.patch of Package gpg2 (Revision 170c5865089d53839d7f54b94b32f023)

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From 894b72d796c826b1c7e1df788e16874cd051e672 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Mon, 1 Jul 2019 14:01:08 +0200
Subject: [PATCH] gpg: Make read_block in import.c more flexible.

* g10/import.c: Change arg 'with_meta' to 'options'.  Change callers.
--

This chnage allows to pass more options to read_block.

Signed-off-by: Werner Koch <wk@gnupg.org>
---
 g10/import.c | 23 +++++++++++------------
 1 file changed, 11 insertions(+), 12 deletions(-)

Index: gnupg-2.0.24/g10/import.c
===================================================================
--- gnupg-2.0.24.orig/g10/import.c
+++ gnupg-2.0.24/g10/import.c
@@ -61,7 +61,8 @@ struct stats_s {
 static int import( IOBUF inp, const char* fname,struct stats_s *stats,
 		   unsigned char **fpr,size_t *fpr_len,unsigned int options,
 		   import_filter_t filter, void *filter_arg );
-static int read_block( IOBUF a, PACKET **pending_pkt, KBNODE *ret_root );
+static int read_block( IOBUF a, unsigned int options, PACKET **pending_pkt,
+		       KBNODE *ret_root);
 static void revocation_present(KBNODE keyblock);
 static int import_one(const char *fname, KBNODE keyblock,struct stats_s *stats,
 		      unsigned char **fpr,size_t *fpr_len,
@@ -263,7 +264,7 @@ import (IOBUF inp, const char* fname,str
         release_armor_context (afx);
     }
 
-    while( !(rc = read_block( inp, &pending_pkt, &keyblock) )) {
+    while( !(rc = read_block(inp, options, &pending_pkt, &keyblock))) {
 	if( keyblock->pkt->pkttype == PKT_PUBLIC_KEY )
 	    rc = import_one (fname, keyblock, stats, fpr, fpr_len, options, 0,
                              filter, filter_arg);
@@ -379,14 +380,16 @@ valid_keyblock_packet (int pkttype)
 }
 
 
-/****************
- * Read the next keyblock from stream A.
- * PENDING_PKT should be initialzed to NULL
- * and not chnaged form the caller.
- * Retunr: 0 = okay, -1 no more blocks or another errorcode.
+/* Read the next keyblock from stream A. Meta data (ring trust
+ * packets) are only considered if OPTIONS has the IMPORT_RESTORE flag
+ * set.  PENDING_PKT should be initialized to NULL and not changed by
+ * the caller.
+ *
+ * Returns 0 for okay, -1 no more blocks, or any other errorcode.
  */
 static int
-read_block( IOBUF a, PACKET **pending_pkt, KBNODE *ret_root )
+read_block( IOBUF a, unsigned int options,
+	    PACKET **pending_pkt, KBNODE *ret_root )
 {
     int rc;
     PACKET *pkt;

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File gnupg-CVE-2019-13050_0_of_5.patch of Package gpg2 (Revision 170c5865089d53839d7f54b94b32f023)

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