58 lines
2.3 KiB
XML
58 lines
2.3 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
|
|
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
|
|
<glsa id="202101-17">
|
|
<title>Dnsmasq: Multiple vulnerabilities</title>
|
|
<synopsis>Multiple vulnerabilities have been found in Dnsmasq, the worst of
|
|
which may allow remote attackers to execute arbitrary code.
|
|
</synopsis>
|
|
<product type="ebuild">dnsmasq</product>
|
|
<announced>2021-01-22</announced>
|
|
<revised count="1">2021-01-22</revised>
|
|
<bug>766126</bug>
|
|
<access>local, remote</access>
|
|
<affected>
|
|
<package name="net-dns/dnsmasq" auto="yes" arch="*">
|
|
<unaffected range="ge">2.83</unaffected>
|
|
<vulnerable range="lt">2.83</vulnerable>
|
|
</package>
|
|
</affected>
|
|
<background>
|
|
<p>Dnsmasq is a lightweight and easily-configurable DNS forwarder and DHCP
|
|
server.
|
|
</p>
|
|
</background>
|
|
<description>
|
|
<p>Multiple vulnerabilities have been discovered in Dnsmasq. Please review
|
|
the references below for details.
|
|
</p>
|
|
</description>
|
|
<impact type="normal">
|
|
<p>An attacker, by sending specially crafted DNS replies, could possibly
|
|
execute arbitrary code with the privileges of the process, perform a
|
|
cache poisoning attack or cause a Denial of Service condition.
|
|
</p>
|
|
</impact>
|
|
<workaround>
|
|
<p>There is no known workaround at this time.</p>
|
|
</workaround>
|
|
<resolution>
|
|
<p>All Dnsmasq users should upgrade to the latest version:</p>
|
|
|
|
<code>
|
|
# emerge --sync
|
|
# emerge --ask --oneshot --verbose ">=net-dns/dnsmasq-2.83"
|
|
</code>
|
|
|
|
</resolution>
|
|
<references>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25681">CVE-2020-25681</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25682">CVE-2020-25682</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25683">CVE-2020-25683</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25684">CVE-2020-25684</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25685">CVE-2020-25685</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25686">CVE-2020-25686</uri>
|
|
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25687">CVE-2020-25687</uri>
|
|
</references>
|
|
<metadata tag="requester" timestamp="2021-01-21T20:58:48Z">whissi</metadata>
|
|
<metadata tag="submitter" timestamp="2021-01-22T17:55:39Z">whissi</metadata>
|
|
</glsa>
|