<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en">
<head>
<meta content="text/html; charset=US-ASCII" http-equiv="Content-Type">
<title>
GitLab
</title>
<style>img {
max-width: 100%; height: auto;
}
</style>
</head>
<body>
<div class="content">
<p class="details" style="font-style: italic; color: #777;">
<a href="https://gitlab.com/mariussteffen">Marius Steffen</a> created an issue <a href="https://gitlab.com/gnutls/gnutls/-/issues/1017">#1017</a>:
</p>
<div></div>
<h2 dir="auto">
<a id="user-content-description-of-problem" class="anchor" href="#description-of-problem" aria-hidden="true"></a>Description of problem:</h2>
<p dir="auto">I've noticed this bug through using Samba, which has been reported over here: <a href="https://bugzilla.samba.org/show_bug.cgi?id=14399" rel="nofollow noreferrer noopener" target="_blank">https://bugzilla.samba.org/show_bug.cgi?id=14399</a></p>
<p dir="auto">Apparently, there's a memory leak in gnutls's AEAD AES-CCM (not GCM) <code>gnutls_aead_cipher_decryptv2</code> when using CCM in SMB.</p>
<h2 dir="auto">
<a id="user-content-version-of-gnutls-used" class="anchor" href="#version-of-gnutls-used" aria-hidden="true"></a>Version of gnutls used:</h2>
<p dir="auto">3.6.13</p>
<h2 dir="auto">
<a id="user-content-how-reproducible" class="anchor" href="#how-reproducible" aria-hidden="true"></a>How reproducible:</h2>
<p dir="auto">Steps to Reproduce:</p>
<ul dir="auto">
<li>Install Samba, enforce signing or encryption</li>
<li>Use client that only supports CCM (e.g. macOS)</li>
<li>Observe memory usage</li>
</ul>
</div>
<div class="footer" style="margin-top: 10px;">
<p style="font-size: small; color: #777;">
—
<br>
Reply to this email directly or <a href="https://gitlab.com/gnutls/gnutls/-/issues/1017">view it on GitLab</a>.
<br>
You're receiving this email because of your account on gitlab.com.
If you'd like to receive fewer emails, you can
<a href="https://gitlab.com/-/sent_notifications/c2d905291a8ef454207c63a20c4353cd/unsubscribe">unsubscribe</a>
from this thread or
adjust your notification settings.
<script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","action":{"@type":"ViewAction","name":"View Issue","url":"https://gitlab.com/gnutls/gnutls/-/issues/1017"}}</script>
</p>
</div>
</body>
</html>