53 lines
1.9 KiB
XML
53 lines
1.9 KiB
XML
<?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="202012-12">
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<title>libass: User-assisted execution of arbitrary code</title>
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<synopsis>A vulnerability has been found in libass that could allow a remote
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attacker to execute arbitrary code.
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</synopsis>
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<product type="ebuild">libass</product>
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<announced>2020-12-23</announced>
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<revised count="1">2020-12-23</revised>
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<bug>746413</bug>
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<access>local, remote</access>
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<affected>
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<package name="media-libs/libass" auto="yes" arch="*">
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<unaffected range="ge">0.15.0</unaffected>
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<vulnerable range="lt">0.15.0</vulnerable>
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</package>
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</affected>
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<background>
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<p>libass is a portable subtitle renderer for the ASS/SSA (Advanced
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Substation Alpha/Substation Alpha) subtitle format.
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</p>
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</background>
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<description>
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<p>It was discovered that libass did not properly handle Advanced
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Substation Alpha/Substation Alpha subtitle format files.
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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 process an a specially crafted
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subtitle format file using an application linked against libass, possibly
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resulting in execution of arbitrary code with the privileges of the
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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 libass 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 ">=media-libs/libass-0.15.0"
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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-2020-26682">CVE-2020-26682</uri>
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</references>
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<metadata tag="requester" timestamp="2020-12-22T22:35:27Z">whissi</metadata>
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<metadata tag="submitter" timestamp="2020-12-23T19:52:17Z">whissi</metadata>
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</glsa>
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