Gentoo Archives: gentoo-announce

From: Kristian Fiskerstrand <k_f@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201502-14 ] grep: Denial of Service
Date: Wed, 25 Feb 2015 11:09:29
Message-Id: 54EDA490.4050708@gentoo.org
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5 Gentoo Linux Security Advisory GLSA 201502-14
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7 http://security.gentoo.org/
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10 Severity: Normal
11 Title: grep: Denial of Service
12 Date: February 25, 2015
13 Bugs: #537046
14 ID: 201502-14
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18 Synopsis
19 ========
20
21 A vulnerability in grep could result in Denial of Service.
22
23 Background
24 ==========
25
26 grep is the GNU regular expression matcher.
27
28 Affected packages
29 =================
30
31 -------------------------------------------------------------------
32 Package / Vulnerable / Unaffected
33 -------------------------------------------------------------------
34 1 sys-apps/grep < 2.21-r1 >= 2.21-r1
35
36 Description
37 ===========
38
39 A heap buffer overrun has been fixed in the bmexec_trans function in
40 kwset.c.
41
42 Impact
43 ======
44
45 A local user can cause Denial of Service.
46
47 Workaround
48 ==========
49
50 There is no known workaround at this time.
51
52 Resolution
53 ==========
54
55 All grep users should upgrade to the latest version:
56
57 # emerge --sync
58 # emerge --ask --oneshot --verbose ">=sys-apps/grep-2.21-r1"
59
60 References
61 ==========
62
63 [ 1 ] CVE-2015-1345
64 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1345
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 http://security.gentoo.org/glsa/glsa-201502-14.xml
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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