CVE-2014-4617: Input Validation
First published: Wed Jun 25 2014(Updated: )
The do_uncompress function in g10/compress.c in GnuPG 1.x before 1.4.17 and 2.x before 2.0.24 allows context-dependent attackers to cause a denial of service (infinite loop) via malformed compressed packets, as demonstrated by an a3 01 5b ff byte sequence.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GnuPG 2 (Gnu Privacy Guard) | =2.0 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.1 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.3 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.4 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.5 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.6 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.7 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.8 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.10 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.11 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.12 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.13 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.14 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.15 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.16 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.17 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.18 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.19 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.20 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.21 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.22 | |
| GnuPG 2 (Gnu Privacy Guard) | =2.0.23 | |
| GnuPG 2 (Gnu Privacy Guard) | <=1.4.16 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.0 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.1 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.2 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.3 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.4 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.5 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.6 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.0.7 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.0 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.1 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.2 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.3 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.4 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.5 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.6 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.2.7 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.0 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.1 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.2 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.3 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.4 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.6 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.90 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.91 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.92 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.3.93 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.0 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.2 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.3 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.4 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.5 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.8 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.10 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.11 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.12 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.13 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.14 | |
| GnuPG 2 (Gnu Privacy Guard) | =1.4.15 | |
| Debian | =7.0 | |
| SUSE Linux | =12.3 | |
| SUSE Linux | =13.1 |
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Reference Links
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=014b2103fcb12f261135e3954f26e9e07b39e342
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=11fdfcf82bd8d2b5bc38292a29876e10770f4b0a
- http://lists.gnupg.org/pipermail/gnupg-announce/2014q2/000344.html
- http://lists.gnupg.org/pipermail/gnupg-announce/2014q2/000345.html
- http://lists.opensuse.org/opensuse-updates/2014-07/msg00010.html
- http://secunia.com/advisories/59213
- http://secunia.com/advisories/59351
- http://secunia.com/advisories/59534
- http://secunia.com/advisories/59578
- http://www.debian.org/security/2014/dsa-2967
- http://www.debian.org/security/2014/dsa-2968
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- http://www.ubuntu.com/usn/USN-2258-1
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commit%3Bh=014b2103fcb12f261135e3954f26e9e07b39e342
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commit%3Bh=11fdfcf82bd8d2b5bc38292a29876e10770f4b0a
Frequently Asked Questions
What is the severity of CVE-2014-4617?
The severity of CVE-2014-4617 is categorized as a denial of service vulnerability allowing infinite loops.
How do I fix CVE-2014-4617?
To fix CVE-2014-4617, upgrade GnuPG to version 1.4.17 or 2.0.24 or later.
Which versions of GnuPG are affected by CVE-2014-4617?
CVE-2014-4617 affects GnuPG versions 1.x before 1.4.17 and 2.x before 2.0.24.
What type of attack does CVE-2014-4617 enable?
CVE-2014-4617 enables a denial of service attack through context-dependent malformed compressed packets.
Where can I find more information regarding CVE-2014-4617?
More information regarding CVE-2014-4617 can be obtained from GnuPG's official announcement and commit logs.
- agent/type
- agent/remedy
- agent/author
- agent/severity
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/last-modified-date
- agent/event
- agent/first-publish-date
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/gnupg
- canonical/gnupg 2 (gnu privacy guard)
- version/gnupg 2 (gnu privacy guard)/2.0
- version/gnupg 2 (gnu privacy guard)/2.0.1
- version/gnupg 2 (gnu privacy guard)/2.0.3
- version/gnupg 2 (gnu privacy guard)/2.0.4
- version/gnupg 2 (gnu privacy guard)/2.0.5
- version/gnupg 2 (gnu privacy guard)/2.0.6
- version/gnupg 2 (gnu privacy guard)/2.0.7
- version/gnupg 2 (gnu privacy guard)/2.0.8
- version/gnupg 2 (gnu privacy guard)/2.0.10
- version/gnupg 2 (gnu privacy guard)/2.0.11
- version/gnupg 2 (gnu privacy guard)/2.0.12
- version/gnupg 2 (gnu privacy guard)/2.0.13
- version/gnupg 2 (gnu privacy guard)/2.0.14
- version/gnupg 2 (gnu privacy guard)/2.0.15
- version/gnupg 2 (gnu privacy guard)/2.0.16
- version/gnupg 2 (gnu privacy guard)/2.0.17
- version/gnupg 2 (gnu privacy guard)/2.0.18
- version/gnupg 2 (gnu privacy guard)/2.0.19
- version/gnupg 2 (gnu privacy guard)/2.0.20
- version/gnupg 2 (gnu privacy guard)/2.0.21
- version/gnupg 2 (gnu privacy guard)/2.0.22
- version/gnupg 2 (gnu privacy guard)/2.0.23
- version/gnupg 2 (gnu privacy guard)/1.4.16
- version/gnupg 2 (gnu privacy guard)/1.0.0
- version/gnupg 2 (gnu privacy guard)/1.0.1
- version/gnupg 2 (gnu privacy guard)/1.0.2
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- version/gnupg 2 (gnu privacy guard)/1.0.4
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- version/gnupg 2 (gnu privacy guard)/1.0.6
- version/gnupg 2 (gnu privacy guard)/1.0.7
- version/gnupg 2 (gnu privacy guard)/1.2.0
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- version/gnupg 2 (gnu privacy guard)/1.2.2
- version/gnupg 2 (gnu privacy guard)/1.2.3
- version/gnupg 2 (gnu privacy guard)/1.2.4
- version/gnupg 2 (gnu privacy guard)/1.2.5
- version/gnupg 2 (gnu privacy guard)/1.2.6
- version/gnupg 2 (gnu privacy guard)/1.2.7
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- version/gnupg 2 (gnu privacy guard)/1.3.1
- version/gnupg 2 (gnu privacy guard)/1.3.2
- version/gnupg 2 (gnu privacy guard)/1.3.3
- version/gnupg 2 (gnu privacy guard)/1.3.4
- version/gnupg 2 (gnu privacy guard)/1.3.6
- version/gnupg 2 (gnu privacy guard)/1.3.90
- version/gnupg 2 (gnu privacy guard)/1.3.91
- version/gnupg 2 (gnu privacy guard)/1.3.92
- version/gnupg 2 (gnu privacy guard)/1.3.93
- version/gnupg 2 (gnu privacy guard)/1.4.0
- version/gnupg 2 (gnu privacy guard)/1.4.2
- version/gnupg 2 (gnu privacy guard)/1.4.3
- version/gnupg 2 (gnu privacy guard)/1.4.4
- version/gnupg 2 (gnu privacy guard)/1.4.5
- version/gnupg 2 (gnu privacy guard)/1.4.8
- version/gnupg 2 (gnu privacy guard)/1.4.10
- version/gnupg 2 (gnu privacy guard)/1.4.11
- version/gnupg 2 (gnu privacy guard)/1.4.12
- version/gnupg 2 (gnu privacy guard)/1.4.13
- version/gnupg 2 (gnu privacy guard)/1.4.14
- version/gnupg 2 (gnu privacy guard)/1.4.15
- vendor/debian
- canonical/debian
- version/debian/7.0
- vendor/opensuse
- canonical/suse linux
- version/suse linux/12.3
- version/suse linux/13.1