gnu: evince: Fix CVE-2017-1000083.

* gnu/packages/patches/evince-CVE-2017-1000083.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/gnome.scm (evince)[source]: Use it.

gnu/local.mk

@@ -576,6 +576,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/eudev-rules-directory.patch		\
   %D%/packages/patches/eudev-conflicting-declaration.patch	\
   %D%/packages/patches/evilwm-lost-focus-bug.patch		\
+  %D%/packages/patches/evince-CVE-2017-1000083.patch		\
   %D%/packages/patches/expat-CVE-2016-0718-fix-regression.patch	\
   %D%/packages/patches/exim-CVE-2017-1000369.patch		\
   %D%/packages/patches/fabric-tests.patch			\

gnu/packages/gnome.scm

@@ -615,6 +615,7 @@ (define-public evince
              (uri (string-append "mirror://gnome/sources/" name "/"
                                  (version-major+minor version) "/"
                                  name "-" version ".tar.xz"))
+             (patches (search-patches "evince-CVE-2017-1000083.patch"))
              (sha256
               (base32
                "13yw0i68dgqp9alyliy3zifszh7rikkpi1xbz5binvxxgfpraf04"))))

gnu/packages/patches/evince-CVE-2017-1000083.patch

@@ -0,0 +1,109 @@
+Fix CVE-2017-1000083.
+
+http://seclists.org/oss-sec/2017/q3/128
+https://bugzilla.gnome.org/show_bug.cgi?id=784630
+
+Patch copied from upstream source repository:
+
+https://git.gnome.org/browse/evince/commit/?id=717df38fd8509bf883b70d680c9b1b3cf36732ee
+
+From 717df38fd8509bf883b70d680c9b1b3cf36732ee Mon Sep 17 00:00:00 2001
+From: Bastien Nocera <hadess@hadess.net>
+Date: Thu, 6 Jul 2017 20:02:00 +0200
+Subject: comics: Remove support for tar and tar-like commands
+
+diff --git a/backend/comics/comics-document.c b/backend/comics/comics-document.c
+index 4c74731..641d785 100644
+--- a/backend/comics/comics-document.c
++++ b/backend/comics/comics-document.c
+@@ -56,8 +56,7 @@ typedef enum
+ 	RARLABS,
+ 	GNAUNRAR,
+ 	UNZIP,
+-	P7ZIP,
+-	TAR
++	P7ZIP
+ } ComicBookDecompressType;
+ 
+ typedef struct _ComicsDocumentClass ComicsDocumentClass;
+@@ -117,9 +116,6 @@ static const ComicBookDecompressCommand command_usage_def[] = {
+ 
+         /* 7zip */
+ 	{NULL               , "%s l -- %s"     , "%s x -y %s -o%s", FALSE, OFFSET_7Z},
+-
+-        /* tar */
+-	{"%s -xOf"          , "%s -tf %s"      , NULL             , FALSE, NO_OFFSET}
+ };
+ 
+ static GSList*    get_supported_image_extensions (void);
+@@ -364,13 +360,6 @@ comics_check_decompress_command	(gchar          *mime_type,
+ 			comics_document->command_usage = GNAUNRAR;
+ 			return TRUE;
+ 		}
+-		comics_document->selected_command =
+-				g_find_program_in_path ("bsdtar");
+-		if (comics_document->selected_command) {
+-			comics_document->command_usage = TAR;
+-			return TRUE;
+-		}
+-
+ 	} else if (g_content_type_is_a (mime_type, "application/x-cbz") ||
+ 		   g_content_type_is_a (mime_type, "application/zip")) {
+ 		/* InfoZIP's unzip program */
+@@ -396,12 +385,6 @@ comics_check_decompress_command	(gchar          *mime_type,
+ 			comics_document->command_usage = P7ZIP;
+ 			return TRUE;
+ 		}
+-		comics_document->selected_command =
+-				g_find_program_in_path ("bsdtar");
+-		if (comics_document->selected_command) {
+-			comics_document->command_usage = TAR;
+-			return TRUE;
+-		}
+ 
+ 	} else if (g_content_type_is_a (mime_type, "application/x-cb7") ||
+ 		   g_content_type_is_a (mime_type, "application/x-7z-compressed")) {
+@@ -425,27 +408,6 @@ comics_check_decompress_command	(gchar          *mime_type,
+ 			comics_document->command_usage = P7ZIP;
+ 			return TRUE;
+ 		}
+-		comics_document->selected_command =
+-				g_find_program_in_path ("bsdtar");
+-		if (comics_document->selected_command) {
+-			comics_document->command_usage = TAR;
+-			return TRUE;
+-		}
+-	} else if (g_content_type_is_a (mime_type, "application/x-cbt") ||
+-		   g_content_type_is_a (mime_type, "application/x-tar")) {
+-		/* tar utility (Tape ARchive) */
+-		comics_document->selected_command =
+-				g_find_program_in_path ("tar");
+-		if (comics_document->selected_command) {
+-			comics_document->command_usage = TAR;
+-			return TRUE;
+-		}
+-		comics_document->selected_command =
+-				g_find_program_in_path ("bsdtar");
+-		if (comics_document->selected_command) {
+-			comics_document->command_usage = TAR;
+-			return TRUE;
+-		}
+ 	} else {
+ 		g_set_error (error,
+ 			     EV_DOCUMENT_ERROR,
+diff --git a/configure.ac b/configure.ac
+index 9e9f831..7eb0f1f 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -795,7 +795,7 @@ AC_SUBST(TIFF_MIME_TYPES)
+ AC_SUBST(APPDATA_TIFF_MIME_TYPES)
+ AM_SUBST_NOTMAKE(APPDATA_TIFF_MIME_TYPES)
+ if test "x$enable_comics" = "xyes"; then
+-        COMICS_MIME_TYPES="application/x-cbr;application/x-cbz;application/x-cb7;application/x-cbt;application/x-ext-cbr;application/x-ext-cbz;application/vnd.comicbook+zip;application/x-ext-cb7;application/x-ext-cbt"
++        COMICS_MIME_TYPES="application/x-cbr;application/x-cbz;application/x-cb7;application/x-ext-cbr;application/x-ext-cbz;application/vnd.comicbook+zip;application/x-ext-cb7;"
+         APPDATA_COMICS_MIME_TYPES=$(echo "<mimetype>$COMICS_MIME_TYPES</mimetype>" | sed -e 's/;/<\/mimetype>\n    <mimetype>/g')
+         if test -z "$EVINCE_MIME_TYPES"; then
+            EVINCE_MIME_TYPES="${COMICS_MIME_TYPES}"
+-- 
+cgit v0.12
+