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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202402-12">
<title>GNU Tar: Out of Bounds Read</title>
<synopsis>A vulnerability has been discovered in GNU Tar which may lead to an out of bounds read.</synopsis>
<product type="ebuild">tar</product>
<announced>2024-02-18</announced>
<revised count="1">2024-02-18</revised>
<bug>898176</bug>
<access>remote</access>
<affected>
<package name="app-arch/tar" auto="yes" arch="*">
<unaffected range="ge">1.34-r3</unaffected>
<vulnerable range="lt">1.34-r3</vulnerable>
</package>
</affected>
<background>
<p>The GNU Tar program provides the ability to create tar archives, as well as various other kinds of manipulation.</p>
</background>
<description>
<p>A vulnerability have been discovered in GNU Tar. Please review the CVE identifier referenced below for details.</p>
</description>
<impact type="high">
<p>GNU Tar has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs via a V7 archive in which mtime has approximately 11 whitespace characters.</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All GNU Tar users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/tar-1.34-r3"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-48303">CVE-2022-48303</uri>
</references>
<metadata tag="requester" timestamp="2024-02-18T07:18:24.316864Z">graaff</metadata>
<metadata tag="submitter" timestamp="2024-02-18T07:18:24.319114Z">graaff</metadata>
</glsa>
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