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71 lines
2.6 KiB
71 lines
2.6 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="201611-09">
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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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allows gaining of privileges on the host system.
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</synopsis>
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<product type="ebuild">xen</product>
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<announced>2016-11-15</announced>
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<revised count="1">2016-11-15</revised>
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<bug>588780</bug>
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<bug>593198</bug>
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<bug>594850</bug>
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<access>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">4.6.3-r3</unaffected>
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<vulnerable range="lt">4.6.3-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">4.6.3-r2</unaffected>
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<vulnerable range="lt">4.6.3-r2</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 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 malicious guest administrator could escalate their privileges on the
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host system or cause a Denial of Service. Additionally, a malicious
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unprivileged guest user may be able to obtain or corrupt sensitive
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information (including cryptographic material) in other programs in the
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same guest.
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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-4.6.3-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 ">=app-emulation/xen-tools-4.6.3-r2
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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-2016-6258">CVE-2016-6258</uri>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7092">CVE-2016-7092</uri>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7093">CVE-2016-7093</uri>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7094">CVE-2016-7094</uri>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7777">CVE-2016-7777</uri>
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</references>
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<metadata tag="requester" timestamp="2016-09-10T06:59:48Z">
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BlueKnight
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</metadata>
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<metadata tag="submitter" timestamp="2016-11-15T07:42:10Z">b-man</metadata>
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</glsa>
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