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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202208-26">
<title>libarchive: Multiple Vulnerabilities</title>
<synopsis>Multiple vulnerabilities have been discovered in libarchive, the worst of which could result in arbitrary code execution.</synopsis>
<product type="ebuild">libarchive</product>
<announced>2022-08-14</announced>
<revised count="1">2022-08-14</revised>
<bug>803128</bug>
<bug>836352</bug>
<bug>837266</bug>
<access>remote</access>
<affected>
<package name="app-arch/libarchive" auto="yes" arch="*">
<unaffected range="ge">3.6.1</unaffected>
<vulnerable range="lt">3.6.1</vulnerable>
</package>
</affected>
<background>
<p>libarchive is a library for manipulating different streaming archive formats, including certain tar variants, several cpio formats, and both BSD and GNU ar variants.</p>
</background>
<description>
<p>Multiple vulnerabilities have been discovered in libarchive. Please review the CVE identifiers referenced below for details.</p>
</description>
<impact type="high">
<p>Please review the referenced CVE identifiers for details.</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All libarchive users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.6.1"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-31566">CVE-2021-31566</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-36976">CVE-2021-36976</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-26280">CVE-2022-26280</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-28066">CVE-2022-28066</uri>
</references>
<metadata tag="requester" timestamp="2022-08-14T16:08:34.091685Z">ajak</metadata>
<metadata tag="submitter" timestamp="2022-08-14T16:08:34.098278Z">sam</metadata>
</glsa>
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