Gentoo Archives: gentoo-announce

From: Thomas Deutschmann <whissi@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202105-22 ] Samba: Multiple vulnerabilities
Date: Wed, 26 May 2021 09:46:32
Message-Id: b6285502-92ed-8b8e-153e-829afb9b51c3@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202105-22
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4 https://security.gentoo.org/
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6
7 Severity: Low
8 Title: Samba: Multiple vulnerabilities
9 Date: May 26, 2021
10 Bugs: #778026, #786825
11 ID: 202105-22
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in Samba, the worst of which
19 could result in a Denial of Service condition.
20
21 Background
22 ==========
23
24 Samba is a suite of SMB and CIFS client/server programs.
25
26 Affected packages
27 =================
28
29 -------------------------------------------------------------------
30 Package / Vulnerable / Unaffected
31 -------------------------------------------------------------------
32 1 net-fs/samba < 4.13.8 >= 4.13.8
33
34 Description
35 ===========
36
37 Multiple vulnerabilities have been discovered in Samba. Please review
38 the CVE identifiers referenced below for details.
39
40 Impact
41 ======
42
43 Please review the referenced CVE identifiers for details.
44
45 Workaround
46 ==========
47
48 There is no known workaround at this time.
49
50 Resolution
51 ==========
52
53 All Samba users should upgrade to the latest version:
54
55 # emerge --sync
56 # emerge --ask --oneshot --verbose ">=net-fs/samba-4.13.8"
57
58 References
59 ==========
60
61 [ 1 ] CVE-2020-27840
62 https://nvd.nist.gov/vuln/detail/CVE-2020-27840
63 [ 2 ] CVE-2021-20254
64 https://nvd.nist.gov/vuln/detail/CVE-2021-20254
65 [ 3 ] CVE-2021-20277
66 https://nvd.nist.gov/vuln/detail/CVE-2021-20277
67
68 Availability
69 ============
70
71 This GLSA and any updates to it are available for viewing at
72 the Gentoo Security Website:
73
74 https://security.gentoo.org/glsa/202105-22
75
76 Concerns?
77 =========
78
79 Security is a primary focus of Gentoo Linux and ensuring the
80 confidentiality and security of our users' machines is of utmost
81 importance to us. Any security concerns should be addressed to
82 security@g.o or alternatively, you may file a bug at
83 https://bugs.gentoo.org.
84
85 License
86 =======
87
88 Copyright 2021 Gentoo Foundation, Inc; referenced text
89 belongs to its owner(s).
90
91 The contents of this document are licensed under the
92 Creative Commons - Attribution / Share Alike license.
93
94 https://creativecommons.org/licenses/by-sa/2.5

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