Debian Security Advisory

DSA-4223-1 gnupg1 -- security update

Date Reported:
08 Jun 2018
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 901088.
In Mitre's CVE dictionary: CVE-2018-12020.
More information:

Marcus Brinkmann discovered that GnuPG performed insufficient sanitisation of file names displayed in status messages, which could be abused to fake the verification status of a signed email.

Details can be found in the upstream advisory at

For the stable distribution (stretch), this problem has been fixed in version 1.4.21-4+deb9u1.

We recommend that you upgrade your gnupg1 packages.

For the detailed security status of gnupg1 please refer to its security tracker page at: