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<section class="blog__header"><h1>Entries tagged [security]</h1></section>
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<h2><a href="/blog/meltdown-and-spectre-patches-show.html">Meltdown and Spectre patches show negligible impact to Apache Ignite performance</a></h2>
<div>
January 30, 2018 by Denis Magda: <a href="http://www.facebook.com/sharer.php?u=https://ignite.apache.org/blog/meltdown-and-spectre-patches-show.html">Facebook</a><span>, </span
><a href="http://twitter.com/home?status=Meltdown and Spectre patches show negligible impact to Apache Ignite performance%20https://ignite.apache.org/blog/meltdown-and-spectre-patches-show.html">Twitter</a>
</div>
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<div class="post__content">
<p>
As promised in my&nbsp;<a href="https://blogs.apache.org/ignite/entry/protecting-apache-ignite-from-meltdown">initial blog post</a> on this matter, Apache Ignite community&nbsp;applied security patches against the
notorious Meltdown Spectre vulnerabilities and completed performance testing of general operations and workloads that are typical for Ignite deployments.
</p>
<p>
The security patches were applied only for&nbsp;<a href="https://nvd.nist.gov/vuln/detail/CVE-2017-5754" target="_blank">CVE-2017-5754</a>&nbsp;(Meltdown) and&nbsp;<a
href="https://nvd.nist.gov/vuln/detail/CVE-2017-5753"
target="_blank"
>CVE-2017-5753</a
>&nbsp;(Spectre Variant 1) vulnerabilities. The patches for&nbsp;<a href="https://nvd.nist.gov/vuln/detail/CVE-2017-5715" target="_blank">CVE-2017-5715</a>&nbsp;(Spectre Variant 2) for the hardware the community used for
testing are not stable yet an can
<a href="https://newsroom.intel.com/news/root-cause-of-reboot-issue-identified-updated-guidance-for-customers-and-partners/" target="_blank">cause system reboot issues or another unpredictable behavior</a>.&nbsp;
</p>
<p>The applied patches have shown that the performance implications&nbsp;are negligible - the performance drop is just in the 0 - 7% range as the figure shows:</p>
</div>
<div class="post__footer"><a class="more" href="/blog/meltdown-and-spectre-patches-show.html">↓ Read all</a></div>
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<article class="post">
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<h2><a href="/blog/protecting-apache-ignite-from-meltdown.html">Protecting Apache Ignite from 'Meltdown' and 'Spectre' vulnerabilities</a></h2>
<div>
January 8, 2018 by Denis Magda: <a href="http://www.facebook.com/sharer.php?u=https://ignite.apache.org/blog/protecting-apache-ignite-from-meltdown.html">Facebook</a><span>, </span
><a href="http://twitter.com/home?status=Protecting Apache Ignite from 'Meltdown' and 'Spectre' vulnerabilities%20https://ignite.apache.org/blog/protecting-apache-ignite-from-meltdown.html">Twitter</a>
</div>
</div>
<div class="post__content">
<p>
The world was rocked after the recent disclosure of the
<a href="https://www.vox.com/business-and-finance/2018/1/4/16850004/meltdown-spectre-intel-security-flaw-update" target="_blank">Meltdown and Spectre</a> vulnerabilities that literally affect almost all software ever
developed. Both issues are related to the way all modern CPUs are designed and this is why they have opened&nbsp;unprecedented security breaches -- making the software, including Apache Ignite, vulnerable to
hacker&nbsp;attacks.
</p>
<p>The vulnerabilities are registered in the National Vulnerability Database under the following CVEs:</p>
<ul>
<li><a href="https://nvd.nist.gov/vuln/detail/CVE-2017-5753" target="_blank">CVE-2017-5753</a> &mdash; Spectre variant 1</li>
<li><a href="https://nvd.nist.gov/vuln/detail/CVE-2017-5715" target="_blank">CVE-2017-5715</a> &mdash; Spectre variant 2</li>
<li><a href="https://nvd.nist.gov/vuln/detail/CVE-2017-5754" target="_blank">CVE-2017-5754</a> &mdash; Meltdown</li>
</ul>
</div>
<div class="post__footer"><a class="more" href="/blog/protecting-apache-ignite-from-meltdown.html">↓ Read all</a></div>
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