Gentoo Archives: gentoo-announce

From: Sergey Popov <pinkbyte@g.o>
To: gentoo-announce@g.o
Subject: [gentoo-announce] [ GLSA 201311-18 ] Unbound: Denial of Service
Date: Thu, 28 Nov 2013 08:38:08
Message-Id: 52970002.3050509@gentoo.org
1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2 Gentoo Linux Security Advisory GLSA 201311-18
3 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
4 http://security.gentoo.org/
5 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
6
7 Severity: Normal
8 Title: Unbound: Denial of Service
9 Date: November 28, 2013
10 Bugs: #395287
11 ID: 201311-18
12
13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
14
15 Synopsis
16 ========
17
18 Multiple Denial of Service vulnerabilities have been found in Unbound.
19
20 Background
21 ==========
22
23 Unbound is a validating, recursive, and caching DNS resolver.
24
25 Affected packages
26 =================
27
28 -------------------------------------------------------------------
29 Package / Vulnerable / Unaffected
30 -------------------------------------------------------------------
31 1 net-dns/unbound < 1.4.13_p2 >= 1.4.13_p2
32
33 Description
34 ===========
35
36 Multiple vulnerabilities have been discovered in Unbound. Please review
37 the CVE identifiers referenced below for details.
38
39 Impact
40 ======
41
42 A remote attacker could possibly cause a Denial of Service condition
43 via a specially crafted response.
44
45 Workaround
46 ==========
47
48 There is no known workaround at this time.
49
50 Resolution
51 ==========
52
53 All Unbound users should upgrade to the latest version:
54
55 # emerge --sync
56 # emerge --ask --oneshot --verbose ">=net-dns/unbound-1.4.13_p2"
57
58 References
59 ==========
60
61 [ 1 ] CVE-2011-4528
62 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4528
63 [ 2 ] CVE-2011-4869
64 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4869
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-201311-18.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 2013 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

Attachments

File name MIME type
signature.asc application/pgp-signature