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55 lines
1.8 KiB
55 lines
1.8 KiB
<?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="201612-25">
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<title>CrackLib: Buffer overflow</title>
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<synopsis>A vulnerability in CrackLib could lead to the execution of
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arbitrary code.
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</synopsis>
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<product type="ebuild">cracklib</product>
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<announced>2016-12-08</announced>
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<revised count="1">2016-12-08</revised>
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<bug>591456</bug>
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<access>local</access>
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<affected>
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<package name="sys-libs/cracklib" auto="yes" arch="*">
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<unaffected range="ge">2.9.6-r1</unaffected>
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<vulnerable range="lt">2.9.6-r1</vulnerable>
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</package>
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</affected>
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<background>
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<p>CrackLib is a library used to enforce strong passwords by comparing user
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selected passwords to words in chosen word lists.
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</p>
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</background>
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<description>
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<p>A stack-based buffer overflow was discovered in the FascistGecosUser
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function of lib/fascist.c.
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</p>
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</description>
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<impact type="normal">
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<p>A local attacker could set a specially crafted GECOS field value in
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“/etc/passwd”; possibly resulting in the execution of arbitrary code
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with the privileges of the process, a Denial of Service condition, or the
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escalation of privileges.
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</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 CrackLib 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 ">=sys-libs/cracklib-2.9.6-r1"
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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/nvd.cfm?cvename=CVE-2016-6318">CVE-2016-6318</uri>
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</references>
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<metadata tag="requester" timestamp="2015-12-31T02:46:03Z">
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BlueKnight
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</metadata>
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<metadata tag="submitter" timestamp="2016-12-08T13:55:10Z">whissi</metadata>
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</glsa>
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