1. Ubuntu Security Notices
  2. USN-4677-1

USN-4677-1: p11-kit vulnerabilities

Publication date

5 January 2021

Overview

Several security issues were fixed in p11-kit.

Releases

Packages

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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.10 groovy libp11-kit0 –  0.23.21-2ubuntu0.1
p11-kit –  0.23.21-2ubuntu0.1
p11-kit-modules –  0.23.21-2ubuntu0.1
20.04 focal libp11-kit0 –  0.23.20-1ubuntu0.1
p11-kit –  0.23.20-1ubuntu0.1
p11-kit-modules –  0.23.20-1ubuntu0.1
18.04 bionic libp11-kit0 –  0.23.9-2ubuntu0.1
p11-kit –  0.23.9-2ubuntu0.1
p11-kit-modules –  0.23.9-2ubuntu0.1
16.04 xenial libp11-kit0 –  0.23.2-5~ubuntu16.04.2
p11-kit –  0.23.2-5~ubuntu16.04.2
p11-kit-modules –  0.23.2-5~ubuntu16.04.2

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References

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