Fix CVE-2017-11110:

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11110
https://bugzilla.redhat.com/show_bug.cgi?id=1468471
https://security-tracker.debian.org/tracker/CVE-2017-11110

Patch copied from openSUSE:

https://build.opensuse.org/package/view_file/openSUSE:Maintenance:6985/catdoc.openSUSE_Leap_42.2_Update/CVE-2017-11110.patch?expand=1

From: Andreas Stieger <astieger@suse.com>
Date: Mon, 10 Jul 2017 15:37:58 +0000
References: CVE-2017-11110 http://bugzilla.suse.com/show_bug.cgi?id=1047877

All .doc I found had sectorSize 0x09 at offset 0x1e. Guarding it against <4.

---
 src/ole.c |    5 +++++
 1 file changed, 5 insertions(+)

Index: catdoc-0.95/src/ole.c
===================================================================
--- catdoc-0.95.orig/src/ole.c	2016-05-25 06:37:12.000000000 +0200
+++ catdoc-0.95/src/ole.c	2017-07-10 17:42:33.578308107 +0200
@@ -106,6 +106,11 @@ FILE* ole_init(FILE *f, void *buffer, si
 		return NULL;
 	}
  	sectorSize = 1<<getshort(oleBuf,0x1e);
+	/* CVE-2017-11110) */
+ 	if (sectorSize < 4) {
+		fprintf(stderr,"sectorSize < 4 not supported\n");
+		return NULL;
+	}
 	shortSectorSize=1<<getshort(oleBuf,0x20);
 
 /* Read BBD into memory */
@@ -147,7 +152,7 @@ FILE* ole_init(FILE *f, void *buffer, si
 		}
 
 		fseek(newfile, 512+mblock*sectorSize, SEEK_SET);
-		if(fread(tmpBuf+MSAT_ORIG_SIZE+(sectorSize-4)*i,
+		if(fread(tmpBuf+MSAT_ORIG_SIZE+(sectorSize-4)*i, /* >= 4 for CVE-2017-11110 */
 						 1, sectorSize, newfile) != sectorSize) {
 			fprintf(stderr, "Error read MSAT!\n");
 			ole_finish();
ight' method='get' action='/guix/log/gnu/packages/libftdi.scm'>
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hlight-gui-data-dir.patch</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/patches/highlight-gui-data-dir.patch?id=c34c3b1c2b1006ebeede016cca578d5f571fc7a8&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-08-15 00:33:51 +0200'>2023-08-15</span></td><td><a href='/guix/commit/gnu/packages/patches/highlight-gui-data-dir.patch?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9'>gnu: highlight: Add "gui" output.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/pretty-print.scm (highlight): Add gui output.
[source]: Add patch for GUI data directory.
[outputs]: Add gui.
[arguments]&lt;phases&gt;{fix-search-for-lua}: Fix Lua package name for GUI.
{build-gui}: Add phase to build GUI.
{install}: Set PREFIX variable.
{install-gui}: Add phase to install GUI.
[inputs]: Add qtbase-5.
* gnu/packages/patches/highlight-gui-data-dir.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>gemmaro</td></tr>