Gentoo Archives: gentoo-announce

From: Yury German <blueknight@g.o>
To: gentoo-announce@g.o
Subject: [gentoo-announce] [ GLSA 201412-34 ] NTP: Multiple vulnerabilities
Date: Wed, 24 Dec 2014 20:02:39
Message-Id: 549B1B42.4000601@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 201412-34
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4 http://security.gentoo.org/
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6
7 Severity: High
8 Title: NTP: Multiple vulnerabilities
9 Date: December 24, 2014
10 Bugs: #533076
11 ID: 201412-34
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in NTP, the worst of which
19 could result in remote execution of arbitrary code.
20
21 Background
22 ==========
23
24 NTP is a protocol designed to synchronize the clocks of computers over
25 a network. The net-misc/ntp package contains the official reference
26 implementation by the NTP Project.
27
28 Affected packages
29 =================
30
31 -------------------------------------------------------------------
32 Package / Vulnerable / Unaffected
33 -------------------------------------------------------------------
34 1 net-misc/ntp < 4.2.8 >= 4.2.8
35
36 Description
37 ===========
38
39 Multiple vulnerabilities have been discovered in NTP. Please review the
40 CVE identifiers referenced below for details.
41
42 Impact
43 ======
44
45 A remote unauthenticated attacker may be able to execute arbitrary code
46 with the privileges of the process, cause a Denial of Service
47 condition, and obtain sensitive information that could assist in other
48 attacks.
49
50 Workaround
51 ==========
52
53 There is no known workaround at this time.
54
55 Resolution
56 ==========
57
58 All NTP users should upgrade to the latest version:
59
60 # emerge --sync
61 # emerge --ask --oneshot --verbose ">=net-misc/ntp-4.2.8"
62
63 References
64 ==========
65
66 [ 1 ] CVE-2014-9293
67 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9293
68 [ 2 ] CVE-2014-9294
69 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9294
70 [ 3 ] CVE-2014-9295
71 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9295
72 [ 4 ] CVE-2014-9296
73 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9296
74
75 Availability
76 ============
77
78 This GLSA and any updates to it are available for viewing at
79 the Gentoo Security Website:
80
81 http://security.gentoo.org/glsa/glsa-201412-34.xml
82
83 Concerns?
84 =========
85
86 Security is a primary focus of Gentoo Linux and ensuring the
87 confidentiality and security of our users' machines is of utmost
88 importance to us. Any security concerns should be addressed to
89 security@g.o or alternatively, you may file a bug at
90 https://bugs.gentoo.org.
91
92 License
93 =======
94
95 Copyright 2014 Gentoo Foundation, Inc; referenced text
96 belongs to its owner(s).
97
98 The contents of this document are licensed under the
99 Creative Commons - Attribution / Share Alike license.
100
101 http://creativecommons.org/licenses/by-sa/2.5

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