metadata/glsa/glsa-202107-30.xml


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202107-30">
  <title>Xen: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in Xen, the worst of which
    could result in privilege escalation.
  </synopsis>
  <product type="ebuild">xen</product>
  <announced>2021-07-12</announced>
  <revised count="1">2021-07-12</revised>
  <bug>760144</bug>
  <bug>766474</bug>
  <bug>783456</bug>
  <bug>795054</bug>
  <access>local, remote</access>
  <affected>
    <package name="app-emulation/xen" auto="yes" arch="*">
      <unaffected range="ge">4.14.2-r1</unaffected>
      <unaffected range="ge">4.15.0-r1</unaffected>
      <vulnerable range="lt">4.15.0-r1</vulnerable>
    </package>
  </affected>
  <background>
    <p>Xen is a bare-metal hypervisor.</p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Xen. Please review the
      CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="high">
    <p>Please review the referenced CVE identifiers for details.</p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Xen 4.14.x users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-emulation/xen-4.14.2-r1"
    </code>
    
    <p>All Xen 4.15.x users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-emulation/xen-4.15.0-r1"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29479">CVE-2020-29479</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29486">CVE-2020-29486</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29487">CVE-2020-29487</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29566">CVE-2020-29566</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29567">CVE-2020-29567</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29568">CVE-2020-29568</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29569">CVE-2020-29569</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29570">CVE-2020-29570</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-29571">CVE-2020-29571</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-0089">CVE-2021-0089</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-26313">CVE-2021-26313</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-28687">CVE-2021-28687</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-28690">CVE-2021-28690</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-28691">CVE-2021-28691</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-28692">CVE-2021-28692</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-28693">CVE-2021-28693</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-3308">CVE-2021-3308</uri>
  </references>
  <metadata tag="requester" timestamp="2021-07-06T02:51:30Z">ajak</metadata>
  <metadata tag="submitter" timestamp="2021-07-12T02:48:56Z">ajak</metadata>
</glsa>