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=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>root</a>/<a href='/guix/log/gnu?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>gnu</a>/<a href='/guix/log/gnu/build?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>build</a>/<a href='/guix/log/gnu/build/chromium-extension.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>chromium-extension.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/build/chromium-extension.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-07-20 16:50:08 +0200'>2022-07-20</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=cda3de3b7de46346457e75eb7022bc76a34c2d4f'>gnu: modifying make-chromium-extension to rely on node-crx3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (make-crx): Lift Xorg and Chromium
dependencies, rely on node-crx3 instead.

Signed-off-by: Marius Bakke &lt;marius@gnu.org&gt;
</span></span></td><td>Nicolas Graves</td></tr>
<tr><td><span title='2021-12-23 03:07:34 +0100'>2021-12-23</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=a89d65eec1948cbcbf9936939906fae9cdabf1e7'>chromium-extension: Avoid another usage of the store-mapped /tmp.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (make-crx): Use a Chromium profile relative
to the build directory instead of /tmp.  While here, remove obsolete comment.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2021-12-16 22:21:13 +0100'>2021-12-16</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=aec6bd0169bb855a3ec70f5edec0701d0a66ce9d'>chromium-extension: Build .crx files in a deterministic fashion.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (make-crx): Pass #:keep-mtime? #t to
COPY-RECURSIVELY.  Remove defunct FAKETIME workaround.  While at it, pack the
extension in the scratch working directory instead of the transient
store-mapped /tmp.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2021-12-16 22:21:13 +0100'>2021-12-16</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=40ebf85b865cb942c2551bfdc2ca3065eb3d9186'>chromium-extension: Avoid usage of gcrypt at evaluation time.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (make-signing-key): Wrap builder in
with-extensions, and compute the seed checksum at build time.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2021-12-16 22:21:13 +0100'>2021-12-16</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=173860eb41102c5af2cfdc0404808075d5a5ff3a'>chromium-extension: Reduce imported-modules scope.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (make-crx): Delay with-imported-modules
until the builder code.
(crx-&gt;chromium-json): Remove needless define* while at it.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2021-12-16 22:21:13 +0100'>2021-12-16</span></td><td><a href='/guix/commit/gnu/build/chromium-extension.scm?id=f59bb27557ee8d115efb120292112387a6d23490'>chromium-extension: Simplify builder code.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/chromium-extension.scm (chromium-json-&gt;profile-object): Remove
variable.
(file-sha256): New variable.
(make-chromium-extension): Rename OUTPUT parameter to prevent conflict.
Adjust other variable names for clarity.
[inputs]: Clear.
[arguments]: Inline and simplify the final transformation with a gexp.
</span></span></td><td>Marius Bakke</td></tr>