1 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
2 |
Gentoo Linux Security Advisory GLSA 201606-04 |
3 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
4 |
https://security.gentoo.org/ |
5 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
6 |
|
7 |
Severity: Normal |
8 |
Title: GnuPG: Multiple vulnerabilities |
9 |
Date: June 05, 2016 |
10 |
Bugs: #534110, #541564, #541568 |
11 |
ID: 201606-04 |
12 |
|
13 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
14 |
|
15 |
Synopsis |
16 |
======== |
17 |
|
18 |
Multiple vulnerabilities have been found in GnuPG and libgcrypt, the |
19 |
worst of which may allow a local attacker to obtain confidential key |
20 |
information. |
21 |
|
22 |
Background |
23 |
========== |
24 |
|
25 |
The GNU Privacy Guard, GnuPG, is a free replacement for the PGP suite |
26 |
of cryptographic software. |
27 |
|
28 |
Affected packages |
29 |
================= |
30 |
|
31 |
------------------------------------------------------------------- |
32 |
Package / Vulnerable / Unaffected |
33 |
------------------------------------------------------------------- |
34 |
1 app-crypt/gnupg < 2.0.26-r3 *>= 1.4.19 |
35 |
>= 2.0.26-r3 |
36 |
2 dev-libs/libgcrypt < 1.6.3-r4 >= 1.6.3-r4 |
37 |
------------------------------------------------------------------- |
38 |
2 affected packages |
39 |
|
40 |
Description |
41 |
=========== |
42 |
|
43 |
Multiple vulnerabilities have been discovered in GnuPG and libgcrypt, |
44 |
please review the CVE identifiers referenced below for details. |
45 |
|
46 |
Impact |
47 |
====== |
48 |
|
49 |
A local attacker could possibly cause a Denial of Service condition. |
50 |
Side-channel attacks could be leveraged to obtain key material. |
51 |
|
52 |
Workaround |
53 |
========== |
54 |
|
55 |
There is no known workaround at this time. |
56 |
|
57 |
Resolution |
58 |
========== |
59 |
|
60 |
All GnuPG 2 users should upgrade to the latest version: |
61 |
|
62 |
# emerge --sync |
63 |
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-2.0.26-r3" |
64 |
|
65 |
All GnuPG 1 users should upgrade to the latest version: |
66 |
|
67 |
# emerge --sync |
68 |
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-1.4.19" |
69 |
|
70 |
All libgcrypt users should upgrade to the latest version: |
71 |
|
72 |
# emerge --sync |
73 |
# emerge --ask --oneshot --verbose ">=dev-libs/libgcrypt-1.6.3-r4" |
74 |
|
75 |
References |
76 |
========== |
77 |
|
78 |
[ 1 ] CVE-2014-3591 |
79 |
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3591 |
80 |
[ 2 ] CVE-2015-0837 |
81 |
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0837 |
82 |
|
83 |
Availability |
84 |
============ |
85 |
|
86 |
This GLSA and any updates to it are available for viewing at |
87 |
the Gentoo Security Website: |
88 |
|
89 |
https://security.gentoo.org/glsa/201606-04 |
90 |
|
91 |
Concerns? |
92 |
========= |
93 |
|
94 |
Security is a primary focus of Gentoo Linux and ensuring the |
95 |
confidentiality and security of our users' machines is of utmost |
96 |
importance to us. Any security concerns should be addressed to |
97 |
security@g.o or alternatively, you may file a bug at |
98 |
https://bugs.gentoo.org. |
99 |
|
100 |
License |
101 |
======= |
102 |
|
103 |
Copyright 2016 Gentoo Foundation, Inc; referenced text |
104 |
belongs to its owner(s). |
105 |
|
106 |
The contents of this document are licensed under the |
107 |
Creative Commons - Attribution / Share Alike license. |
108 |
|
109 |
http://creativecommons.org/licenses/by-sa/2.5 |