Ubuntu Security Notice USN-4677-2

Ubuntu Security Notice USN-4677-2
January 06, 2021

p11-kit vulnerability
A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 14.04 ESM


Several security issues were fixed in p11-kit.

Software Description:
– p11-kit: p11-glue utilities


USN-4677-1 fixed a vulnerability in p11-kit. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

David Cook discovered that p11-kit incorrectly handled certain memory
operations. An attacker could use this issue to cause p11-kit to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 14.04 ESM:
libp11-kit0 0.20.2-2ubuntu2+esm1
p11-kit 0.20.2-2ubuntu2+esm1
p11-kit-modules 0.20.2-2ubuntu2+esm1

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