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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="202107-50">
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<title>Singularity: Remote code execution</title>
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<synopsis>A vulnerability in Singularity could result in remote code
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execution.
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</synopsis>
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<product type="ebuild">singularity</product>
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<announced>2021-07-22</announced>
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<revised count="1">2021-07-22</revised>
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<bug>792465</bug>
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<access>remote</access>
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<affected>
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<package name="sys-cluster/singularity" auto="yes" arch="*">
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<unaffected range="ge">3.7.4</unaffected>
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<vulnerable range="lt">3.7.4</vulnerable>
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</package>
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</affected>
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<background>
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<p>Singularity is the container platform for performance sensitive
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workloads.
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</p>
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</background>
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<description>
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<p>Singularity always uses the default remote endpoint,
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‘cloud.syslabs.io’, for action commands using the ‘library://’
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URI rather than the configured remote endpoint.
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</p>
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</description>
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<impact type="high">
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<p>An attacker that that can push a malicious container to the default
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remote endpoint could execute code on hosts that fetch the container.
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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 Singularity 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 ">=sys-cluster/singularity-3.7.4"
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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-2021-32635">CVE-2021-32635</uri>
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</references>
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<metadata tag="requester" timestamp="2021-07-19T02:57:15Z">ajak</metadata>
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<metadata tag="submitter" timestamp="2021-07-22T04:54:09Z">ajak</metadata>
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</glsa>
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