Gentoo Archives: gentoo-announce

From: Sam James <sam@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202007-07 ] Transmission: Remote code execution
Date: Sun, 26 Jul 2020 23:39:23
Message-Id: E6E4AAFB-3CA8-47F6-81CC-517375D9B124@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202007-07
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: Transmission: Remote code execution
9 Date: July 26, 2020
10 Bugs: #723258
11 ID: 202007-07
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14
15 Synopsis
16 ========
17
18 A use-after-free possibly allowing remote execution of code was
19 discovered in Transmission.
20
21 Background
22 ==========
23
24 Transmission is a cross-platform BitTorrent client.
25
26 Affected packages
27 =================
28
29 -------------------------------------------------------------------
30 Package / Vulnerable / Unaffected
31 -------------------------------------------------------------------
32 1 net-p2p/transmission < 3.00 >= 3.00
33
34 Description
35 ===========
36
37 Transmission mishandles some memory management which may allow
38 manipulation of the heap.
39
40 Impact
41 ======
42
43 A remote attacker could entice a user to open a specially crafted
44 torrent file using Transmission, possibly resulting in execution of
45 arbitrary code with the privileges of the process or a Denial of
46 Service condition.
47
48 Workaround
49 ==========
50
51 There is no known workaround at this time.
52
53 Resolution
54 ==========
55
56 All Transmission users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=net-p2p/transmission-3.00"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2018-10756
65 https://nvd.nist.gov/vuln/detail/CVE-2018-10756
66
67 Availability
68 ============
69
70 This GLSA and any updates to it are available for viewing at
71 the Gentoo Security Website:
72
73 https://security.gentoo.org/glsa/202007-07
74
75 Concerns?
76 =========
77
78 Security is a primary focus of Gentoo Linux and ensuring the
79 confidentiality and security of our users' machines is of utmost
80 importance to us. Any security concerns should be addressed to
81 security@g.o or alternatively, you may file a bug at
82 https://bugs.gentoo.org.
83
84 License
85 =======
86
87 Copyright 2020 Gentoo Foundation, Inc; referenced text
88 belongs to its owner(s).
89
90 The contents of this document are licensed under the
91 Creative Commons - Attribution / Share Alike license.
92
93 https://creativecommons.org/licenses/by-sa/2.5

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