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76 lines
2.7 KiB
76 lines
2.7 KiB
8 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="201705-11">
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<title>Xen: Multiple vulnerabilities</title>
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<synopsis>Multiple vulnerabilities have been found in Xen, the worst of which
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could allow for privilege escalation.
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</synopsis>
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<product type="ebuild">xen</product>
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<announced>2017-05-26</announced>
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<revised>2017-05-26: 1</revised>
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<bug>615980</bug>
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<access>local</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">4.7.2-r1</unaffected>
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<vulnerable range="lt">4.7.2-r1</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">4.7.2</unaffected>
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<vulnerable range="lt">4.7.2</vulnerable>
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</package>
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<package name="app-emulation/xen-pvgrub" auto="yes" arch="*">
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<unaffected range="ge">4.7.2</unaffected>
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<vulnerable range="lt">4.7.2</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>Multiple vulnerabilities have been discovered in Xen. Please review the
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CVE identifiers and Xen Security Advisory referenced below for details.
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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 potentially execute arbitrary code with
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privileges of Xen (QEMU) process on the host, gain privileges on the host
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system, 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-4.7.2-r1:0"
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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 ">=app-emulation/xen-tools-4.7.2:0"
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</code>
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<p>All Xen pvgrub 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-pvgrub-4.7.2:0"
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</code>
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</resolution>
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<references>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-8903">CVE-2017-8903</uri>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-8904">CVE-2017-8904</uri>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-8905">CVE-2017-8905</uri>
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</references>
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<metadata tag="requester" timestamp="2017-05-11T07:53:09Z">BlueKnight</metadata>
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<metadata tag="submitter" timestamp="2017-05-26T06:07:35Z">BlueKnight</metadata>
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</glsa>
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