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 200712-11 ] Portage: Information disclosure
Date: Thu, 13 Dec 2007 20:33:48
Message-Id: 47619274.3060707@gentoo.org
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5 Gentoo Linux Security Advisory GLSA 200712-11
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7 http://security.gentoo.org/
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10 Severity: Normal
11 Title: Portage: Information disclosure
12 Date: December 13, 2007
13 Bugs: #193589
14 ID: 200712-11
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17
18 Synopsis
19 ========
20
21 Portage may disclose sensitive information when updating configuration
22 files.
23
24 Background
25 ==========
26
27 Portage is the default Gentoo package management system.
28
29 Affected packages
30 =================
31
32 -------------------------------------------------------------------
33 Package / Vulnerable / Unaffected
34 -------------------------------------------------------------------
35 1 sys-apps/portage < 2.1.3.11 >= 2.1.3.11
36
37 Description
38 ===========
39
40 Mike Frysinger reported that the "etc-update" utility uses temporary
41 files with the standard umask, which results in the files being
42 world-readable when merging configuration files in a default setup.
43
44 Impact
45 ======
46
47 A local attacker could access sensitive information when configuration
48 files are being merged.
49
50 Workaround
51 ==========
52
53 There is no known workaround at this time.
54
55 Resolution
56 ==========
57
58 All Portage users should upgrade to the latest version:
59
60 # emerge --sync
61 # emerge --ask --oneshot --verbose ">=sys-apps/portage-2.1.3.11"
62
63 References
64 ==========
65
66 [ 1 ] CVE-2007-6249
67 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6249
68
69 Availability
70 ============
71
72 This GLSA and any updates to it are available for viewing at
73 the Gentoo Security Website:
74
75 http://security.gentoo.org/glsa/glsa-200712-11.xml
76
77 Concerns?
78 =========
79
80 Security is a primary focus of Gentoo Linux and ensuring the
81 confidentiality and security of our users machines is of utmost
82 importance to us. Any security concerns should be addressed to
83 security@g.o or alternatively, you may file a bug at
84 http://bugs.gentoo.org.
85
86 License
87 =======
88
89 Copyright 2007 Gentoo Foundation, Inc; referenced text
90 belongs to its owner(s).
91
92 The contents of this document are licensed under the
93 Creative Commons - Attribution / Share Alike license.
94
95 http://creativecommons.org/licenses/by-sa/2.5
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