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51 lines
1.8 KiB
51 lines
1.8 KiB
3 years 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="202107-28">
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<title>GNU Chess: Buffer overflow</title>
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<synopsis>A buffer overflow in GNU Chess might allow arbitrary code
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execution.
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</synopsis>
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<product type="ebuild">gnuchess</product>
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<announced>2021-07-12</announced>
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<revised count="1">2021-07-12</revised>
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<bug>780855</bug>
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<access>remote</access>
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<affected>
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<package name="games-board/gnuchess" auto="yes" arch="*">
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<unaffected range="ge">6.2.8-r1</unaffected>
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<vulnerable range="lt">6.2.8-r1</vulnerable>
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</package>
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</affected>
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<background>
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<p>GNU Chess is a console based chess interfae.</p>
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</background>
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<description>
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<p>The cmd_pgnload() and cmd_pgnreplay() functions in cmd.cc in GNU Chess
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to not sufficiently validate PGN file input, potentially resulting in a
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buffer overflow.
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</p>
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</description>
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<impact type="normal">
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<p>A remote attacker could entice a user to open a specially crafted PGN
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file using GNU Chess, possibly resulting in execution of arbitrary code
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with the privileges of the process or a Denial of Service condition.
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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 GNU Chess 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 ">=games-board/gnuchess-6.2.8-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/vuln/detail/CVE-2021-30184">CVE-2021-30184</uri>
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</references>
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<metadata tag="requester" timestamp="2021-07-06T01:16:05Z">ajak</metadata>
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<metadata tag="submitter" timestamp="2021-07-12T02:45:49Z">ajak</metadata>
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</glsa>
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