Gentoo Archives: gentoo-announce

From: Thomas Deutschmann <whissi@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202003-05 ] e2fsprogs: Arbitrary code execution
Date: Fri, 13 Mar 2020 01:53:33
Message-Id: c6d61923-3fe5-d815-0392-db1fbe0065b2@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202003-05
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: e2fsprogs: Arbitrary code execution
9 Date: March 13, 2020
10 Bugs: #695522
11 ID: 202003-05
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14
15 Synopsis
16 ========
17
18 A vulnerability in e2fsprogs might allow an attacker to execute
19 arbitrary code.
20
21 Background
22 ==========
23
24 e2fsprogs is a set of utilities for maintaining the ext2, ext3 and ext4
25 file systems.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 sys-fs/e2fsprogs < 1.45.4 >= 1.45.4
34
35 Description
36 ===========
37
38 It was discovered that e2fsprogs incorrectly handled certain ext4
39 partitions.
40
41 Impact
42 ======
43
44 A remote attacker could entice a user to process a specially crafted
45 corrupted file system using e2fsck, possibly resulting in execution of
46 arbitrary code with the privileges of the process or a Denial of
47 Service condition.
48
49 Workaround
50 ==========
51
52 There is no known workaround at this time.
53
54 Resolution
55 ==========
56
57 All e2fsprogs users should upgrade to the latest version:
58
59 # emerge --sync
60 # emerge --ask --oneshot --verbose ">=sys-fs/e2fsprogs-1.45.4"
61
62 References
63 ==========
64
65 [ 1 ] CVE-2019-5094
66 https://nvd.nist.gov/vuln/detail/CVE-2019-5094
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/202003-05
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 2020 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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