Gentoo Archives: gentoo-announce

From: Robert Buchholz <rbu@g.o>
To: gentoo-announce@l.g.o
Cc: bugtraq@×××××××××××××.com, full-disclosure@××××××××××××××.uk, security-alerts@×××××××××××××.com
Subject: [gentoo-announce] [ GLSA 200801-13 ] ngIRCd: Denial of Service
Date: Sun, 27 Jan 2008 17:00:26
Message-Id: 200801271750.17404.rbu@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 200801-13:02
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4 http://security.gentoo.org/
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6
7 Severity: Normal
8 Title: ngIRCd: Denial of Service
9 Date: January 27, 2008
10 Updated: January 27, 2008
11 Bugs: #204834
12 ID: 200801-13:02
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15
16 Synopsis
17 ========
18
19 ngIRCd does not properly sanitize commands sent by users, allowing for
20 a Denial of Service.
21
22 Background
23 ==========
24
25 ngIRCd is a free open source daemon for Internet Relay Chat (IRC).
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 net-irc/ngircd < 0.10.4 >= 0.10.4
34
35 Description
36 ===========
37
38 The IRC_PART() function in the file irc-channel.c does not properly
39 check the number of parameters, referencing an invalid pointer if no
40 channel is supplied.
41
42 Impact
43 ======
44
45 A remote attacker can exploit this vulnerability to crash the ngIRCd
46 daemon.
47
48 Workaround
49 ==========
50
51 There is no known workaround at this time.
52
53 Resolution
54 ==========
55
56 All ngIRCd users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=net-irc/ngircd-0.10.4"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2008-0285
65 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0285
66
67 Availability
68 ============
69
70 This GLSA and any updates to it are available for viewing at
71 the Gentoo Security Website:
72
73 http://security.gentoo.org/glsa/glsa-200801-13.xml
74
75 Concerns?
76 =========
77
78 Security is a primary focus of Gentoo Linux and ensuring the
79 confidentiality and security of our users machines is of utmost
80 importance to us. Any security concerns should be addressed to
81 security@g.o or alternatively, you may file a bug at
82 http://bugs.gentoo.org.
83
84 License
85 =======
86
87 Copyright 2008 Gentoo Foundation, Inc; referenced text
88 belongs to its owner(s).
89
90 The contents of this document are licensed under the
91 Creative Commons - Attribution / Share Alike license.
92
93 http://creativecommons.org/licenses/by-sa/2.5

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