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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Heap buffer overflow at cairo-truetype-subset.c:1299, CVE-2017-9814"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101547#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Heap buffer overflow at cairo-truetype-subset.c:1299, CVE-2017-9814"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101547">bug 101547</a>
from <span class="vcard"><a class="email" href="mailto:ajohnson@redneon.com" title="Adrian Johnson <ajohnson@redneon.com>"> <span class="fn">Adrian Johnson</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=132563" name="attach_132563" title="Replace malloc() with _cairo_malloc()">attachment 132563</a> <a href="attachment.cgi?id=132563&action=edit" title="Replace malloc() with _cairo_malloc()">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=101547&attachment=132563'>[review]</a>
Replace malloc() with _cairo_malloc()
<span class="quote">> The solution could be to check for the size, or to use a malloc wrapper
> that handle the size = 0 case and returns NULL.</span >
We already have a wrapper that checks size = 0: _cairo_malloc(). It has not
been used consistently. The attached patch replaces all calls to malloc() with
_cairo_malloc().</pre>
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