=========================================================================Ubuntu Security Notice USN-5431-1
May 30, 2022

gnupg2 vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

GnuPG could be made to stop responding.

Software Description:
- gnupg2: GNU privacy guard - a free PGP replacement

Details:

It was discovered that GnuPG was not properly processing keys
with large amounts of signatures. An attacker could possibly
use this issue to cause a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
   gnupg                           2.2.4-1ubuntu1.5

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-5431-1
   CVE-2019-13050

Package Information:
   https://launchpad.net/ubuntu/+source/gnupg2/2.2.4-1ubuntu1.5

Ubuntu 5431-1: GnuPG vulnerability

May 30, 2022
GnuPG could be made to stop responding.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS:   gnupg                           2.2.4-1ubuntu1.5 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-5431-1

  CVE-2019-13050

Severity
May 30, 2022

Package Information

  https://launchpad.net/ubuntu/+source/gnupg2/2.2.4-1ubuntu1.5

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