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50 lines
1.6 KiB
50 lines
1.6 KiB
3 years ago
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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="202105-29">
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<title>Tar: Denial of service</title>
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<synopsis>A vulnerability in Tar could lead to a Denial of Service condition.</synopsis>
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<product type="ebuild">tar</product>
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<announced>2021-05-26</announced>
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<revised count="1">2021-05-26</revised>
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<bug>778548</bug>
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<access>local, remote</access>
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<affected>
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<package name="app-arch/tar" auto="yes" arch="*">
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<unaffected range="ge">1.34</unaffected>
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<vulnerable range="lt">1.34</vulnerable>
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</package>
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</affected>
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<background>
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<p>The Tar program provides the ability to create and manipulate tar
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archives.
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</p>
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</background>
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<description>
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<p>It was discovered that GNU Tar had a memory leak when processing archive
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headers.
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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 open a specially crafted
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archive using Tar, possibly resulting 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 Tar 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 ">=app-arch/tar-1.34"
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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-2021-20193">CVE-2021-20193</uri>
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</references>
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<metadata tag="requester" timestamp="2021-05-24T01:03:25Z">whissi</metadata>
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<metadata tag="submitter" timestamp="2021-05-26T10:11:52Z">whissi</metadata>
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</glsa>
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