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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202301-09">
<title>protobuf-java: Denial of Service</title>
<synopsis>A vulnerability has been discovered in protobuf-java which could result in denial of service.</synopsis>
<product type="ebuild">protobuf-java</product>
<announced>2023-01-11</announced>
<revised count="1">2023-01-11</revised>
<bug>876903</bug>
<access>remote</access>
<affected>
<package name="dev-java/protobuf-java" auto="yes" arch="*">
<unaffected range="ge">3.20.3</unaffected>
<vulnerable range="lt">3.20.3</vulnerable>
</package>
</affected>
<background>
<p>protobuf-java contains the Java bindings for Google's Protocol Buffers.</p>
</background>
<description>
<p>Inputs containing multiple instances of non-repeated embedded messages with repeated or unknown fields causes objects to be converted back and forth between mutable and immutable forms, resulting in potentially long garbage collection pauses.</p>
</description>
<impact type="low">
<p>Crafted input can trigger a denial of service via long garbage collection pauses.</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All protobuf-java users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-java/protobuf-java-3.20.3"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-3171">CVE-2022-3171</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-3509">CVE-2022-3509</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2022-3510">CVE-2022-3510</uri>
</references>
<metadata tag="requester" timestamp="2023-01-11T05:19:53.039305Z">ajak</metadata>
<metadata tag="submitter" timestamp="2023-01-11T05:19:53.043563Z">ajak</metadata>
</glsa>
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