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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="202009-01">
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<title>GnuTLS: Denial of service</title>
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<synopsis>A flaw was found in GnuTLS, possibly allowing a Denial of Service
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condition.
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</synopsis>
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<product type="ebuild">gnutls</product>
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<announced>2020-09-06</announced>
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<revised count="1">2020-09-06</revised>
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<bug>740390</bug>
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<access>local, remote</access>
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<affected>
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<package name="net-libs/gnutls" auto="yes" arch="*">
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<unaffected range="ge">3.6.15</unaffected>
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<vulnerable range="lt">3.6.15</vulnerable>
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</package>
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</affected>
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<background>
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<p>GnuTLS is an Open Source implementation of the TLS and SSL protocols.</p>
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</background>
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<description>
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<p>It was found that GnuTLS didn’t handle “no_renegotiation” alert
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properly.
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</p>
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</description>
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<impact type="low">
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<p>A remote attacker could entice a user to connect to a malicious TLS
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endpoint using an application linked against GnuTLS, possibly resulting
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in a Denial of Service condition.
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</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All GnuTLS users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=net-libs/gnutls-3.6.15"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-24659">CVE-2020-24659</uri>
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</references>
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<metadata tag="requester" timestamp="2020-09-05T22:09:30Z">sam_c</metadata>
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<metadata tag="submitter" timestamp="2020-09-06T00:19:19Z">sam_c</metadata>
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</glsa>
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