Gentoo Archives: gentoo-announce

From: Sam James <sam@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202010-06 ] Ark: Arbitrary code execution
Date: Tue, 20 Oct 2020 11:04:01
Message-Id: C7BF36C7-5B39-409E-A4CF-7A7A018CD0F9@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202010-06
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: Ark: Arbitrary code execution
9 Date: October 20, 2020
10 Bugs: #743959
11 ID: 202010-06
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14
15 Synopsis
16 ========
17
18 Ark was found to allow arbitrary file overwrite, possibly allowing
19 arbitrary code execution.
20
21 Background
22 ==========
23
24 Ark is a graphical file compression/decompression utility with support
25 for multiple formats.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 kde-apps/ark < 20.04.3-r2 >= 20.04.3-r2
34
35 Description
36 ===========
37
38 It was discovered that Ark incorrectly handled symbolic links in tar
39 archive files.
40
41 Impact
42 ======
43
44 A remote attacker could entice a user to open a specially crafted
45 archive using Ark, possibly resulting in execution of arbitrary code
46 with the privileges of the process or a Denial of Service condition.
47
48 Workaround
49 ==========
50
51 There is no known workaround at this time.
52
53 Resolution
54 ==========
55
56 All KDE Ark users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=kde-apps/ark-20.04.3-r2"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2020-24654
65 https://nvd.nist.gov/vuln/detail/CVE-2020-24654
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/202010-06
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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