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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202305-23">
<title>Lua: Multiple Vulnerabilities</title>
<synopsis>Multiple vulnerabilities have been discovered in Lua, the worst of which could result in arbitrary code execution.</synopsis>
<product type="ebuild">lua</product>
<announced>2023-05-03</announced>
<revised count="1">2023-05-03</revised>
<bug>837521</bug>
<bug>831053</bug>
<bug>520480</bug>
<access>remote</access>
<affected>
<package name="dev-lang/lua" auto="yes" arch="*">
<unaffected range="ge" slot="5.4">5.4.4-r103</unaffected>
<unaffected range="ge" slot="5.2">5.2.3</unaffected>
<unaffected range="ge" slot="5.1">5.1.5-r200</unaffected>
<vulnerable range="lt" slot="5.4">5.4.4-r103</vulnerable>
<vulnerable range="lt" slot="5.2">5.2.3</vulnerable>
<vulnerable range="lt" slot="5.1">5.1.5-r200</vulnerable>
<vulnerable range="le" slot="0">5.1.5-r4</vulnerable>
</package>
</affected>
<background>
<p>Lua is a powerful, efficient, lightweight, embeddable scripting language. It supports procedural programming, object-oriented programming, functional programming, data-driven programming, and data description.</p>
</background>
<description>
<p>Multiple vulnerabilities have been discovered in Lua. Please review the CVE identifiers referenced below for details.</p>
</description>
<impact type="normal">
<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 Lua 5.1 users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/lua-5.1.5-r200"
</code>
<p>All Lua 5.3 users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/lua-5.2.3"
</code>
<p>All Lua 5.4 users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/lua-5.4.4-r103"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-5461">CVE-2014-5461</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-44647">CVE-2021-44647</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-28805">CVE-2022-28805</uri>
</references>
<metadata tag="requester" timestamp="2023-05-03T10:32:55.745234Z">ajak</metadata>
<metadata tag="submitter" timestamp="2023-05-03T10:32:55.751034Z">sam</metadata>
</glsa>
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