Gentoo Archives: gentoo-announce

From: Pierre-Yves Rofes <py@g.o>
To: gentoo-announce@l.g.o
Cc: full-disclosure@××××××××××××××.uk, bugtraq@×××××××××××××.com, security-alerts@×××××××××××××.com
Subject: [gentoo-announce] [ GLSA 200905-06 ] acpid: Denial of Service
Date: Sun, 24 May 2009 18:43:42
Message-Id: 4A1994E7.60408@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 200905-06
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4 http://security.gentoo.org/
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6
7 Severity: Normal
8 Title: acpid: Denial of Service
9 Date: May 24, 2009
10 Bugs: #268079
11 ID: 200905-06
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14
15 Synopsis
16 ========
17
18 An error in acpid might allow remote attackers to cause a Denial of
19 Service.
20
21 Background
22 ==========
23
24 acpid is a daemon for the Advanced Configuration and Power Interface
25 (ACPI).
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 sys-power/acpid < 1.0.10 >= 1.0.10
34
35 Description
36 ===========
37
38 The acpid daemon allows opening a large number of UNIX sockets without
39 closing them, triggering an infinite loop.
40
41 Impact
42 ======
43
44 Remote attackers can cause a Denial of Service (CPU consumption and
45 connectivity loss).
46
47 Workaround
48 ==========
49
50 There is no known workaround at this time.
51
52 Resolution
53 ==========
54
55 All acpid users should upgrade to the latest version:
56
57 # emerge --sync
58 # emerge --ask --oneshot --verbose ">=sys-power/acpid-1.0.10"
59
60 References
61 ==========
62
63 [ 1 ] CVE-2009-0798
64 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0798
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-200905-06.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 http://bugs.gentoo.org.
82
83 License
84 =======
85
86 Copyright 2009 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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