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();
/diff/gnu/packages/patches/guile-3.0-relocatable.patch?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/patches/guile-3.0-relocatable.patch'>
<input type='hidden' name='id' value='1bd44b425b79e9da160b33a9b19d01973b44772e'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>root</a>/<a href='/guix/log/gnu?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>gnu</a>/<a href='/guix/log/gnu/packages?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>packages</a>/<a href='/guix/log/gnu/packages/patches?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>patches</a>/<a href='/guix/log/gnu/packages/patches/guile-3.0-relocatable.patch?id=1bd44b425b79e9da160b33a9b19d01973b44772e'>guile-3.0-relocatable.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/guile-3.0-relocatable.patch?id=1bd44b425b79e9da160b33a9b19d01973b44772e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-05-01 22:06:33 +0200'>2020-05-01</span></td><td><a href='/guix/commit/gnu/packages/patches/guile-3.0-relocatable.patch?id=3ba23f0582a432dfc04bfbf58f375f6643caae19'>gnu: Add relocatable static Guile 3.0 variant.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/patches/guile-2.2-default-utf8.patch: New file, extracted from
commit 2acfe022a740f79b593348cc6362cc4ee8f33bb4.
* gnu/packages/patches/guile-3.0-linux-syscalls.patch,
gnu/packages/patches/guile-3.0-relocatable.patch: New files.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.  Move all Guile patches
together while at it.
* gnu/packages/make-bootstrap.scm (%guile-3.0-static-stripped): New public variable.
</span></span></td><td>Marius Bakke</td></tr>