Fix CVE-2017-5981:

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5981

Patch copied from Debian.
Index: zziplib-0.13.62/zzip/fseeko.c
===================================================================
--- zziplib-0.13.62.orig/zzip/fseeko.c
+++ zziplib-0.13.62/zzip/fseeko.c
@@ -311,7 +311,8 @@ zzip_entry_findfirst(FILE * disk)
             } else
                 continue;
 
-            assert(0 <= root && root < mapsize);
+	    if (root < 0 || root >= mapsize)
+	        goto error;
             if (fseeko(disk, root, SEEK_SET) == -1)
                 goto error;
             if (fread(disk_(entry), 1, sizeof(*disk_(entry)), disk)
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<div class='path'>path: <a href='/guix/log/?id=75f24d40fdb21dc97e4f4771cfcd8e7571485db4'>root</a>/<a href='/guix/log/gnu?id=75f24d40fdb21dc97e4f4771cfcd8e7571485db4'>gnu</a>/<a href='/guix/log/gnu/packages?id=75f24d40fdb21dc97e4f4771cfcd8e7571485db4'>packages</a>/<a href='/guix/log/gnu/packages/aidc.scm?id=75f24d40fdb21dc97e4f4771cfcd8e7571485db4'>aidc.scm</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/aidc.scm?id=75f24d40fdb21dc97e4f4771cfcd8e7571485db4&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-11-06 00:08:04 -0400'>2022-11-06</span></td><td><a href='/guix/commit/gnu/packages/aidc.scm?id=451d2802f6471d1a5f2eea08ae7ce2ad8747f797'>gnu: fmt: Update to 9.1.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/pretty-print.scm (fmt): Update to 9.1.0.
(fmt-8): New variable.
* gnu/packages/hyperledger.scm (hyperledger-iroha)
[snippet]: Delete trailing  #t.
[native-inputs]: Re-indent.  Replace fmt with fmt-8.
* gnu/packages/networking.scm (opendht) [inputs]: Replace fmt with fmt-8.
* gnu/packages/storage.scm (ceph): Likewise.
* gnu/packages/video.scm (mkvtoolnix): Likewise.
* gnu/packages/aidc.scm (zxing-cpp): Likewise.
* gnu/packages/wm.scm (waybar): Likewise.
* gnu/packages/geo.scm (osm2pgsql): Likewise.
* gnu/packages/graphics.scm (openimageio): Likewise.
* gnu/packages/build-tools.scm (bear): Likewise.
* gnu/packages/networking.scm (restinio): Likewise.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-07-17 02:00:15 +0200'>2022-07-17</span></td><td><a href='/guix/commit/gnu/packages/aidc.scm?id=7b6d522a812e474f4495d237bfda4840f6e0b2c8'>gnu: libdmtx: Omit static library.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/aidc.scm (libdmtx)[arguments]: Add "--disable-static"
to #:configure-flags.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2022-07-17 02:00:14 +0200'>2022-07-17</span></td><td><a href='/guix/commit/gnu/packages/aidc.scm?id=445028437206325e50a2a15bd25356d15970c45b'>gnu: libdmtx: Update to 0.7.7.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/aidc.scm (libdmtx): Update to 0.7.7.
[arguments]: Re-enable tests.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>