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 200801-04 ] OpenAFS: Denial of Service
Date: Wed, 09 Jan 2008 22:11:22
Message-Id: 4785440C.2070708@gentoo.org
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5 Gentoo Linux Security Advisory GLSA 200801-04
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7 http://security.gentoo.org/
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10 Severity: Normal
11 Title: OpenAFS: Denial of Service
12 Date: January 09, 2008
13 Bugs: #203573
14 ID: 200801-04
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18 Synopsis
19 ========
20
21 A Denial of Service vulnerability has been discovered in OpenAFS.
22
23 Background
24 ==========
25
26 OpenAFS is a distributed network filesystem.
27
28 Affected packages
29 =================
30
31 -------------------------------------------------------------------
32 Package / Vulnerable / Unaffected
33 -------------------------------------------------------------------
34 1 net-fs/openafs < 1.4.6 >= 1.4.6
35
36 Description
37 ===========
38
39 Russ Allbery, Jeffrey Altman, Dan Hyde and Thomas Mueller discovered a
40 race condition due to an improper handling of the clients callbacks
41 lists.
42
43 Impact
44 ======
45
46 A remote attacker could construct cases which trigger the race
47 condition, resulting in a server crash.
48
49 Workaround
50 ==========
51
52 There is no known workaround at this time.
53
54 Resolution
55 ==========
56
57 All OpenAFS users should upgrade to the latest version:
58
59 # emerge --sync
60 # emerge --ask --oneshot --verbose ">=net-fs/openafs-1.4.6"
61
62 References
63 ==========
64
65 [ 1 ] CVE-2007-6599
66 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6599
67
68 Availability
69 ============
70
71 This GLSA and any updates to it are available for viewing at
72 the Gentoo Security Website:
73
74 http://security.gentoo.org/glsa/glsa-200801-04.xml
75
76 Concerns?
77 =========
78
79 Security is a primary focus of Gentoo Linux and ensuring the
80 confidentiality and security of our users machines is of utmost
81 importance to us. Any security concerns should be addressed to
82 security@g.o or alternatively, you may file a bug at
83 http://bugs.gentoo.org.
84
85 License
86 =======
87
88 Copyright 2008 Gentoo Foundation, Inc; referenced text
89 belongs to its owner(s).
90
91 The contents of this document are licensed under the
92 Creative Commons - Attribution / Share Alike license.
93
94 http://creativecommons.org/licenses/by-sa/2.5
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