CVE-2015-1606

Name: CVE-2015-1606
Creator: NVD / NIST
Published: 2019-11-20T19:15:11.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.92%

Last modified Jun 17, 2026

CVE-2015-1606 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. The keyring DB in GnuPG before 2.1.2 does not properly handle invalid packets, which allows remote attackers to cause a denial of service (invalid read and use-after-free) via a crafted keyring file.. EPSS estimates a 1.92% chance of exploitation in the next 30 days.

Description

The keyring DB in GnuPG before 2.1.2 does not properly handle invalid packets, which allows remote attackers to cause a denial of service (invalid read and use-after-free) via a crafted keyring file.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

1.92%

77.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Gnupg	Gnupg	< 2.1.2
Debian	Debian Linux	7.0
Debian	Debian Linux	8.0

References

http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commit%3Bh=f0f71a721ccd7ab9e40b8b6b028b59632c0cc648
http://www.debian.org/security/2015/dsa-3184Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/02/13/14Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/02/14/6Mailing List, Third Party Advisory
http://www.securitytracker.com/id/1031876Third Party Advisory, VDB Entry
https://blog.fuzzing-project.org/5-Multiple-issues-in-GnuPG-found-through-keyring-fuzzing-TFPA-0012015.htmlThird Party Advisory
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commit%3Bh=f0f71a721ccd7ab9e40b8b6b028b59632c0cc648
http://www.debian.org/security/2015/dsa-3184Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/02/13/14Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/02/14/6Mailing List, Third Party Advisory
http://www.securitytracker.com/id/1031876Third Party Advisory, VDB Entry
https://blog.fuzzing-project.org/5-Multiple-issues-in-GnuPG-found-through-keyring-fuzzing-TFPA-0012015.htmlThird Party Advisory

Timeline

Published: Nov 20, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-1606?

The keyring DB in GnuPG before 2.1.2 does not properly handle invalid packets, which allows remote attackers to cause a denial of service (invalid read and use-after-free) via a crafted keyring file.

How severe is CVE-2015-1606?

CVE-2015-1606 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.92% probability of exploitation in the next 30 days.

How do I fix CVE-2015-1606?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-1606?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST