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authorGLSAMaker <glsamaker@gentoo.org>2023-11-25 08:29:39 +0000
committerHans de Graaff <graaff@gentoo.org>2023-11-25 09:30:39 +0100
commit3d0750616dcb6c14747e2f197551d91997c56fc6 (patch)
tree778239f4bc6014a774a50081bcf768d548b5a5ba /glsa-202311-08.xml
parent[ GLSA 202311-07 ] AIDE: Root Privilege Escalation (diff)
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[ GLSA 202311-08 ] GNU Libmicrohttpd: Buffer Overflow Vulnerability
Bug: https://bugs.gentoo.org/778296 Signed-off-by: GLSAMaker <glsamaker@gentoo.org> Signed-off-by: Hans de Graaff <graaff@gentoo.org>
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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="202311-08">
+ <title>GNU Libmicrohttpd: Buffer Overflow Vulnerability</title>
+ <synopsis>A buffer overflow vulnerability has been discovered in GNU Libmicrohttpd.</synopsis>
+ <product type="ebuild">libmicrohttpd</product>
+ <announced>2023-11-25</announced>
+ <revised count="1">2023-11-25</revised>
+ <bug>778296</bug>
+ <access>remote</access>
+ <affected>
+ <package name="net-libs/libmicrohttpd" auto="yes" arch="*">
+ <unaffected range="gt">0.9.70</unaffected>
+ <vulnerable range="eq">0.9.70</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <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>
+ </background>
+ <description>
+ <p>A buffer overflow vulnerability has been discovered in GNU Libmicrohttpd. Please review the CVE identifier referenced below for details.</p>
+ </description>
+ <impact type="high">
+ <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>
+ </impact>
+ <workaround>
+ <p>There is no known workaround at this time.</p>
+ </workaround>
+ <resolution>
+ <p>All GNU Libmicrohttpd users should upgrade to the latest version:</p>
+
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose ">net-libs/libmicrohttpd-0.9.70"
+ </code>
+ </resolution>
+ <references>
+ <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-3466">CVE-2021-3466</uri>
+ </references>
+ <metadata tag="requester" timestamp="2023-11-25T08:29:39.007233Z">graaff</metadata>
+ <metadata tag="submitter" timestamp="2023-11-25T08:29:39.010725Z">graaff</metadata>
+</glsa> \ No newline at end of file