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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-31">
<title>gdb: Buffer overflow</title>
<synopsis>A buffer overflow in gdb might allow a remote attacker to cause a
Denial of Service condition.
</synopsis>
<product type="ebuild">gdb</product>
<announced>2020-03-15</announced>
<revised count="1">2020-03-15</revised>
<bug>690582</bug>
<access>local, remote</access>
<affected>
<package name="sys-devel/gdb" auto="yes" arch="*">
<unaffected range="ge">9.1</unaffected>
<vulnerable range="lt">9.1</vulnerable>
</package>
</affected>
<background>
<p>gdb is the GNU project’s debugger, facilitating the analysis and
debugging of applications. The BFD library provides a uniform method of
accessing a variety of object file formats.
</p>
</background>
<description>
<p>It was discovered that gdb didn’t properly validate the ELF section
sizes from input file.
</p>
</description>
<impact type="normal">
<p>A remote attacker could entice a user to open a specially crafted ELF
binary using gdb, possibly resulting in information disclosure or a
Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All gdb users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-devel/gdb-9.1"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-1010180">
CVE-2019-1010180
</uri>
</references>
<metadata tag="requester" timestamp="2020-03-15T19:07:24Z">whissi</metadata>
<metadata tag="submitter" timestamp="2020-03-15T19:13:13Z">whissi</metadata>
</glsa>
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