Gentoo Archives: gentoo-announce

From: Thomas Deutschmann <whissi@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202105-13 ] Mumble: User-assisted execution of arbitrary code
Date: Wed, 26 May 2021 08:53:56
Message-Id: b12c04ed-d888-6e7f-441a-c64c45223482@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202105-13
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: Mumble: User-assisted execution of arbitrary code
9 Date: May 26, 2021
10 Bugs: #770973
11 ID: 202105-13
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14
15 Synopsis
16 ========
17
18 A vulnerability has been found in Mumble that could allow a remote
19 attacker to execute arbitrary code.
20
21 Background
22 ==========
23
24 Mumble is low-latency voice chat software intended for use with gaming.
25
26 Affected packages
27 =================
28
29 -------------------------------------------------------------------
30 Package / Vulnerable / Unaffected
31 -------------------------------------------------------------------
32 1 media-sound/mumble < 1.3.4 >= 1.3.4
33
34 Description
35 ===========
36
37 Please review the CVE identifiers referenced below for details.
38
39 Impact
40 ======
41
42 A remote attacker could entice a user to open a specially crafted
43 server list (web page) using Mumble, possibly resulting in execution of
44 arbitrary code with the privileges of the process or a Denial of
45 Service condition.
46
47 Workaround
48 ==========
49
50 There is no known workaround at this time.
51
52 Resolution
53 ==========
54
55 All Mumble users should upgrade to the latest version:
56
57 # emerge --sync
58 # emerge --ask --oneshot --verbose ">=media-sound/mumble-1.3.4"
59
60 References
61 ==========
62
63 [ 1 ] CVE-2021-27229
64 https://nvd.nist.gov/vuln/detail/CVE-2021-27229
65
66 Availability
67 ============
68
69 This GLSA and any updates to it are available for viewing at
70 the Gentoo Security Website:
71
72 https://security.gentoo.org/glsa/202105-13
73
74 Concerns?
75 =========
76
77 Security is a primary focus of Gentoo Linux and ensuring the
78 confidentiality and security of our users' machines is of utmost
79 importance to us. Any security concerns should be addressed to
80 security@g.o or alternatively, you may file a bug at
81 https://bugs.gentoo.org.
82
83 License
84 =======
85
86 Copyright 2021 Gentoo Foundation, Inc; referenced text
87 belongs to its owner(s).
88
89 The contents of this document are licensed under the
90 Creative Commons - Attribution / Share Alike license.
91
92 https://creativecommons.org/licenses/by-sa/2.5

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