| 1 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 2 |
Gentoo Linux Security Advisory GLSA 201407-04 |
| 3 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 4 |
http://security.gentoo.org/ |
| 5 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 6 |
|
| 7 |
Severity: Normal |
| 8 |
Title: GnuPG: Denial of Service |
| 9 |
Date: July 16, 2014 |
| 10 |
Bugs: #514718 |
| 11 |
ID: 201407-04 |
| 12 |
|
| 13 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 14 |
|
| 15 |
Synopsis |
| 16 |
======== |
| 17 |
|
| 18 |
A vulnerability in GnuPG can lead to a Denial of Service condition. |
| 19 |
|
| 20 |
Background |
| 21 |
========== |
| 22 |
|
| 23 |
The GNU Privacy Guard, GnuPG, is a free replacement for the PGP suite |
| 24 |
of cryptographic software. |
| 25 |
|
| 26 |
Affected packages |
| 27 |
================= |
| 28 |
|
| 29 |
------------------------------------------------------------------- |
| 30 |
Package / Vulnerable / Unaffected |
| 31 |
------------------------------------------------------------------- |
| 32 |
1 app-crypt/gnupg < 2.0.24 *>= 1.4.21 |
| 33 |
*>= 1.4.17 |
| 34 |
*>= 1.4.18 |
| 35 |
*>= 1.4.20 |
| 36 |
*>= 1.4.19 |
| 37 |
>= 2.0.24 |
| 38 |
|
| 39 |
Description |
| 40 |
=========== |
| 41 |
|
| 42 |
GnuPG does not properly handle a specially crated compressed packet |
| 43 |
resulting in an infinite loop. |
| 44 |
|
| 45 |
Impact |
| 46 |
====== |
| 47 |
|
| 48 |
A context-dependent attacker can cause a Denial of Service. |
| 49 |
|
| 50 |
Workaround |
| 51 |
========== |
| 52 |
|
| 53 |
There is no known workaround at this time. |
| 54 |
|
| 55 |
Resolution |
| 56 |
========== |
| 57 |
|
| 58 |
All GnuPG 2.0 users should upgrade to the latest version: |
| 59 |
|
| 60 |
# emerge --sync |
| 61 |
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-2.0.24" |
| 62 |
|
| 63 |
All GnuPG 1.4 users should upgrade to the latest version: |
| 64 |
|
| 65 |
# emerge --sync |
| 66 |
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-1.4.17" |
| 67 |
|
| 68 |
References |
| 69 |
========== |
| 70 |
|
| 71 |
[ 1 ] CVE-2014-4617 |
| 72 |
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4617 |
| 73 |
|
| 74 |
Availability |
| 75 |
============ |
| 76 |
|
| 77 |
This GLSA and any updates to it are available for viewing at |
| 78 |
the Gentoo Security Website: |
| 79 |
|
| 80 |
http://security.gentoo.org/glsa/glsa-201407-04.xml |
| 81 |
|
| 82 |
Concerns? |
| 83 |
========= |
| 84 |
|
| 85 |
Security is a primary focus of Gentoo Linux and ensuring the |
| 86 |
confidentiality and security of our users' machines is of utmost |
| 87 |
importance to us. Any security concerns should be addressed to |
| 88 |
security@g.o or alternatively, you may file a bug at |
| 89 |
https://bugs.gentoo.org. |
| 90 |
|
| 91 |
License |
| 92 |
======= |
| 93 |
|
| 94 |
Copyright 2014 Gentoo Foundation, Inc; referenced text |
| 95 |
belongs to its owner(s). |
| 96 |
|
| 97 |
The contents of this document are licensed under the |
| 98 |
Creative Commons - Attribution / Share Alike license. |
| 99 |
|
| 100 |
http://creativecommons.org/licenses/by-sa/2.5 |
Archives