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42 lines
2.1 KiB
42 lines
2.1 KiB
6 months ago
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="202311-08">
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<title>GNU Libmicrohttpd: Buffer Overflow Vulnerability</title>
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<synopsis>A buffer overflow vulnerability has been discovered in GNU Libmicrohttpd.</synopsis>
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<product type="ebuild">libmicrohttpd</product>
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<announced>2023-11-25</announced>
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<revised count="1">2023-11-25</revised>
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<bug>778296</bug>
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<access>remote</access>
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<affected>
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<package name="net-libs/libmicrohttpd" auto="yes" arch="*">
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<unaffected range="gt">0.9.70</unaffected>
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<vulnerable range="eq">0.9.70</vulnerable>
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</package>
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</affected>
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<background>
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<p>GNU libmicrohttpd is a small C library that makes it easy to run an HTTP server as part of another application. GNU Libmicrohttpd is free software and part of the GNU project.</p>
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</background>
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<description>
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<p>A buffer overflow vulnerability has been discovered in GNU Libmicrohttpd. Please review the CVE identifier referenced below for details.</p>
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</description>
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<impact type="high">
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<p>A missing bounds check in the post_process_urlencoded function leads to a buffer overflow, allowing a remote attacker to write arbitrary data in an application that uses libmicrohttpd. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All GNU Libmicrohttpd users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">net-libs/libmicrohttpd-0.9.70"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-3466">CVE-2021-3466</uri>
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</references>
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<metadata tag="requester" timestamp="2023-11-25T08:29:39.007233Z">graaff</metadata>
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<metadata tag="submitter" timestamp="2023-11-25T08:29:39.010725Z">graaff</metadata>
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</glsa>
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