From: | Sam James <sam@g.o> |
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To: | gentoo-announce@l.g.o |
Subject: | [gentoo-announce] [ GLSA 202107-30 ] Xen: Multiple vulnerabilities |
Date: | Mon, 12 Jul 2021 02:55:08 |
Message-Id: | 63415772-9CEB-4535-A123-AC27A56D9FC1@gentoo.org |
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2 | Gentoo Linux Security Advisory GLSA 202107-30 |
3 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
4 | https://security.gentoo.org/ |
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6 | |
7 | Severity: High |
8 | Title: Xen: Multiple vulnerabilities |
9 | Date: July 12, 2021 |
10 | Bugs: #760144, #766474, #783456, #795054 |
11 | ID: 202107-30 |
12 | |
13 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
14 | |
15 | Synopsis |
16 | ======== |
17 | |
18 | Multiple vulnerabilities have been found in Xen, the worst of which |
19 | could result in privilege escalation. |
20 | |
21 | Background |
22 | ========== |
23 | |
24 | Xen is a bare-metal hypervisor. |
25 | |
26 | Affected packages |
27 | ================= |
28 | |
29 | ------------------------------------------------------------------- |
30 | Package / Vulnerable / Unaffected |
31 | ------------------------------------------------------------------- |
32 | 1 app-emulation/xen < 4.15.0-r1 >= 4.14.2-r1 |
33 | >= 4.15.0-r1 |
34 | |
35 | Description |
36 | =========== |
37 | |
38 | Multiple vulnerabilities have been discovered in Xen. Please review the |
39 | CVE identifiers referenced below for details. |
40 | |
41 | Impact |
42 | ====== |
43 | |
44 | Please review the referenced CVE identifiers for details. |
45 | |
46 | Workaround |
47 | ========== |
48 | |
49 | There is no known workaround at this time. |
50 | |
51 | Resolution |
52 | ========== |
53 | |
54 | All Xen 4.14.x users should upgrade to the latest version: |
55 | |
56 | # emerge --sync |
57 | # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.14.2-r1" |
58 | |
59 | All Xen 4.15.x users should upgrade to the latest version: |
60 | |
61 | # emerge --sync |
62 | # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.15.0-r1" |
63 | |
64 | References |
65 | ========== |
66 | |
67 | [ 1 ] CVE-2020-29479 |
68 | https://nvd.nist.gov/vuln/detail/CVE-2020-29479 |
69 | [ 2 ] CVE-2020-29486 |
70 | https://nvd.nist.gov/vuln/detail/CVE-2020-29486 |
71 | [ 3 ] CVE-2020-29487 |
72 | https://nvd.nist.gov/vuln/detail/CVE-2020-29487 |
73 | [ 4 ] CVE-2020-29566 |
74 | https://nvd.nist.gov/vuln/detail/CVE-2020-29566 |
75 | [ 5 ] CVE-2020-29567 |
76 | https://nvd.nist.gov/vuln/detail/CVE-2020-29567 |
77 | [ 6 ] CVE-2020-29568 |
78 | https://nvd.nist.gov/vuln/detail/CVE-2020-29568 |
79 | [ 7 ] CVE-2020-29569 |
80 | https://nvd.nist.gov/vuln/detail/CVE-2020-29569 |
81 | [ 8 ] CVE-2020-29570 |
82 | https://nvd.nist.gov/vuln/detail/CVE-2020-29570 |
83 | [ 9 ] CVE-2020-29571 |
84 | https://nvd.nist.gov/vuln/detail/CVE-2020-29571 |
85 | [ 10 ] CVE-2021-0089 |
86 | https://nvd.nist.gov/vuln/detail/CVE-2021-0089 |
87 | [ 11 ] CVE-2021-26313 |
88 | https://nvd.nist.gov/vuln/detail/CVE-2021-26313 |
89 | [ 12 ] CVE-2021-28687 |
90 | https://nvd.nist.gov/vuln/detail/CVE-2021-28687 |
91 | [ 13 ] CVE-2021-28690 |
92 | https://nvd.nist.gov/vuln/detail/CVE-2021-28690 |
93 | [ 14 ] CVE-2021-28691 |
94 | https://nvd.nist.gov/vuln/detail/CVE-2021-28691 |
95 | [ 15 ] CVE-2021-28692 |
96 | https://nvd.nist.gov/vuln/detail/CVE-2021-28692 |
97 | [ 16 ] CVE-2021-28693 |
98 | https://nvd.nist.gov/vuln/detail/CVE-2021-28693 |
99 | [ 17 ] CVE-2021-3308 |
100 | https://nvd.nist.gov/vuln/detail/CVE-2021-3308 |
101 | |
102 | Availability |
103 | ============ |
104 | |
105 | This GLSA and any updates to it are available for viewing at |
106 | the Gentoo Security Website: |
107 | |
108 | https://security.gentoo.org/glsa/202107-30 |
109 | |
110 | Concerns? |
111 | ========= |
112 | |
113 | Security is a primary focus of Gentoo Linux and ensuring the |
114 | confidentiality and security of our users' machines is of utmost |
115 | importance to us. Any security concerns should be addressed to |
116 | security@g.o or alternatively, you may file a bug at |
117 | https://bugs.gentoo.org. |
118 | |
119 | License |
120 | ======= |
121 | |
122 | Copyright 2021 Gentoo Foundation, Inc; referenced text |
123 | belongs to its owner(s). |
124 | |
125 | The contents of this document are licensed under the |
126 | Creative Commons - Attribution / Share Alike license. |
127 | |
128 | https://creativecommons.org/licenses/by-sa/2.5 |
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