Gentoo Archives: gentoo-announce

From: Mikle Kolyada <zlogene@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201507-22 ] e2fsprogs: Arbitrary code execution
Date: Thu, 23 Jul 2015 15:40:33
Message-Id: 55B109F4.8000406@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 201507-22
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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: July 23, 2015
10 Bugs: #540536
11 ID: 201507-22
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14
15 Synopsis
16 ========
17
18 A heap-based buffer overflow in e2fsprogs could result in execution of
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 < 1.42.13 >= 1.42.13
34
35 Description
36 ===========
37
38 e2fsprogs has a heap-based buffer overflow in closefs.c in the
39 libext2fs library.
40
41 Impact
42 ======
43
44 A local attacker could execute arbitrary code via a specially crafted
45 block group descriptor.
46
47 Workaround
48 ==========
49
50 There is no known workaround at this time.
51
52 Resolution
53 ==========
54
55 All e2fsprogs users should upgrade to the latest version:
56
57 # emerge --sync
58 # emerge --ask --oneshot --verbose ">=sys-fs/e2fsprogs-1.42.13"
59
60 References
61 ==========
62
63 [ 1 ] CVE-2015-1572
64 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1572
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/201507-22
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 2015 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 http://creativecommons.org/licenses/by-sa/2.5

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