Copied from Debian.

From: Santiago Vila <sanvila@debian.org>
Subject: zipinfo.c: Do not crash when hostver byte is >= 100

--- a/zipinfo.c
+++ b/zipinfo.c
@@ -2114,7 +2114,7 @@
             else
                 attribs[9] = (xattr & UNX_ISVTX)? 'T' : '-';  /* T==undefined */
 
-            sprintf(&attribs[12], "%u.%u", hostver/10, hostver%10);
+            sprintf(&attribs[11], "%2u.%u", hostver/10, hostver%10);
             break;
 
     } /* end switch (hostnum: external attributes format) */
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<div class='path'>path: <a href='/guix/log/?id=6fb9759ef3b8eb2a2b10c3f02a57ece29b5c53ba'>root</a>/<a href='/guix/log/tests?id=6fb9759ef3b8eb2a2b10c3f02a57ece29b5c53ba'>tests</a>/<a href='/guix/log/tests/guix-pack-relocatable.sh?id=6fb9759ef3b8eb2a2b10c3f02a57ece29b5c53ba'>guix-pack-relocatable.sh</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/tests/guix-pack-relocatable.sh?id=6fb9759ef3b8eb2a2b10c3f02a57ece29b5c53ba&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-12-04 13:12:08 +0000'>2020-12-04</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=a67b82475dc14d0be7e14a5438ce70fa94de1907'>tests: pack-relocatable: Ensure commands can run in the current namespace.</a><span class='msg-avail'>...</span></td><td>Paul Garlick</td></tr>
<tr><td><span title='2020-10-31 23:16:43 +0100'>2020-10-31</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=bfe82fe2f6e9f34c0774fe2114cdc7e937ba8bd2'>pack: Relocatable wrapper leaves root available to child processes.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-30 10:00:35 -0500'>2020-10-30</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=4184998c70f9c4af101feb28cc19c5550abffcec'>guix: pack: Only wrap executable files.</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2020-09-28 21:06:36 -0500'>2020-09-28</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=d8934360d2453a403b5433e71d09188e4ed23b57'>tests: Simplify shell exit status negation;</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2020-07-28 14:41:05 +0200'>2020-07-28</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=c088aa2988ef82289c87ebfd6d07d8f1464dd8f0'>pack: "fakechroot" engine always creates its store.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-07-28 14:41:04 +0200'>2020-07-28</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=c6c0d5a22c2ee3d7164dab0129b2e4852a4ae76c'>pack: "fakechroot" execution engine can load its audit module.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-07-24 14:21:30 +0200'>2020-07-24</span></td><td><a href='/guix/commit/tests/guix-pack-relocatable.sh?id=a553892215157090ff892dc5cbbe85a25e837260'>pack: '-R' applies to propagated inputs too.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>