Gentoo Archives: gentoo-announce

From: Sam James <sam@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202007-53 ] Dropbear: Multiple vulnerabilities
Date: Tue, 28 Jul 2020 19:37:49
Message-Id: FA1D7DA0-191A-46B4-9CC4-D0EFC0277D2D@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202007-53
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: Dropbear: Multiple vulnerabilities
9 Date: July 28, 2020
10 Bugs: #723848
11 ID: 202007-53
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in Dropbear, the worst of
19 which could result in a Denial of Service condition.
20
21 Background
22 ==========
23
24 Dropbear is an SSH server and client designed with a small memory
25 footprint.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 net-misc/dropbear < 2020.80 >= 2020.80
34
35 Description
36 ===========
37
38 Multiple vulnerabilities have been discovered in Dropbear. Please
39 review the 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 Dropbear users should upgrade to the latest version:
55
56 # emerge --sync
57 # emerge --ask --oneshot --verbose ">=net-misc/dropbear-2020.80"
58
59 References
60 ==========
61
62 [ 1 ] CVE-2018-0739
63 https://nvd.nist.gov/vuln/detail/CVE-2018-0739
64 [ 2 ] CVE-2018-12437
65 https://nvd.nist.gov/vuln/detail/CVE-2018-12437
66 [ 3 ] CVE-2018-20685
67 https://nvd.nist.gov/vuln/detail/CVE-2018-20685
68
69 Availability
70 ============
71
72 This GLSA and any updates to it are available for viewing at
73 the Gentoo Security Website:
74
75 https://security.gentoo.org/glsa/202007-53
76
77 Concerns?
78 =========
79
80 Security is a primary focus of Gentoo Linux and ensuring the
81 confidentiality and security of our users' machines is of utmost
82 importance to us. Any security concerns should be addressed to
83 security@g.o or alternatively, you may file a bug at
84 https://bugs.gentoo.org.
85
86 License
87 =======
88
89 Copyright 2020 Gentoo Foundation, Inc; referenced text
90 belongs to its owner(s).
91
92 The contents of this document are licensed under the
93 Creative Commons - Attribution / Share Alike license.
94
95 https://creativecommons.org/licenses/by-sa/2.5

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