52 lines
1.8 KiB
XML
52 lines
1.8 KiB
XML
<?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="201811-03">
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<title>OpenSSL: Denial of Service</title>
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<synopsis>A vulnerability in OpenSSL might allow remote attackers to cause a
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Denial of Service condition.
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</synopsis>
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<product type="ebuild">openssl</product>
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<announced>2018-11-09</announced>
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<revised count="1">2018-11-09</revised>
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<bug>663654</bug>
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<access>remote</access>
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<affected>
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<package name="dev-libs/openssl" auto="yes" arch="*">
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<unaffected range="ge">1.0.2o-r6</unaffected>
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<vulnerable range="lt">1.0.2o-r6</vulnerable>
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</package>
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</affected>
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<background>
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<p>OpenSSL is an Open Source toolkit implementing the Secure Sockets Layer
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(SSL v2/v3) and Transport Layer Security (TLS v1) as well as a general
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purpose cryptography library.
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</p>
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</background>
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<description>
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<p>It was discovered that OpenSSL allow malicious servers to send very
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large primes to a client during DH(E) based TLS handshakes.
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</p>
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</description>
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<impact type="normal">
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<p>A remote attacker, by sending large prime to client during DH(E) TLS
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handshake, could possibly cause 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 OpenSSL 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 ">=dev-libs/openssl-1.0.2o-r6"
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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-2018-0732">CVE-2018-0732</uri>
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</references>
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<metadata tag="requester" timestamp="2018-11-08T02:56:32Z">BlueKnight</metadata>
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<metadata tag="submitter" timestamp="2018-11-09T00:24:28Z">whissi</metadata>
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</glsa>
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