61 lines
2.1 KiB
XML
61 lines
2.1 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="202009-14">
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<title>Xen: Buffer overflow</title>
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<synopsis>A buffer overflow in Xen might allow remote attacker(s) to execute
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arbitrary code.
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</synopsis>
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<product type="ebuild">xen</product>
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<announced>2020-09-29</announced>
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<revised count="1">2020-09-29</revised>
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<bug>738040</bug>
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<access>local, remote</access>
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<affected>
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<package name="app-emulation/xen" auto="yes" arch="*">
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<unaffected range="ge">4.13.1-r3</unaffected>
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<vulnerable range="lt">4.13.1-r3</vulnerable>
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</package>
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<package name="app-emulation/xen-tools" auto="yes" arch="*">
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<unaffected range="ge">4.13.1-r3</unaffected>
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<vulnerable range="lt">4.13.1-r3</vulnerable>
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</package>
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</affected>
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<background>
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<p>Xen is a bare-metal hypervisor.</p>
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</background>
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<description>
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<p>An out-of-bounds read/write access issue was found in the USB emulator
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when using QEMU.
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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 possibly execute arbitrary code with the
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privileges of the process or cause 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 Xen 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 ">=app-emulation/xen-4.13.1-r3"
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</code>
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<p>All Xen tools 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
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">=app-emulation/xen-tools-4.13.1-r3"
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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-2020-14364">CVE-2020-14364</uri>
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<uri link="https://xenbits.xen.org/xsa/advisory-335.html">XSA-335</uri>
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</references>
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<metadata tag="requester" timestamp="2020-09-23T03:24:25Z">sam_c</metadata>
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<metadata tag="submitter" timestamp="2020-09-29T18:05:39Z">sam_c</metadata>
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</glsa>
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