[USN-5431-1] GnuPG vulnerability
David Fernandez Gonzalez
david.fernandezgonzalez at canonical.com
Mon May 30 09:17:44 UTC 2022
==========================================================================
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
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