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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202208-07">
<title>LibRaw: Stack buffer overread</title>
<synopsis>A buffer overread in LibRaw might allow an attacker to cause denial of service.</synopsis>
<product type="ebuild">libraw</product>
<announced>2022-08-10</announced>
<revised count="1">2022-08-10</revised>
<bug>793956</bug>
<access>remote</access>
<affected>
<package name="media-libs/libraw" auto="yes" arch="*">
<unaffected range="ge">0.20.2</unaffected>
<vulnerable range="lt">0.20.2</vulnerable>
</package>
</affected>
<background>
<p>LibRaw is a library for reading RAW files obtained from digital photo cameras.</p>
</background>
<description>
<p>LibRaw incorrectly handles parsing DNG fields in some cases, potentially resulting in a buffer overread leading to denial of service.</p>
</description>
<impact type="low">
<p>An attacker capable of providing crafted input to LibRaw could trigger denial of service.</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All LibRaw users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libraw-0.20.2"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-24870">CVE-2020-24870</uri>
</references>
<metadata tag="requester" timestamp="2022-08-10T04:06:16.242209Z">ajak</metadata>
<metadata tag="submitter" timestamp="2022-08-10T04:06:16.247568Z">ajak</metadata>
</glsa>
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