CVE-2021-25684: Canonical Apport

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

It was discovered that apport in data/apport did not properly open a report file to prevent hanging reads on a FIFO.

Affected products

• Canonical Apport: from 2.20.1-0ubuntu1, before 2.20.1-0ubuntu2.30 (fixed in 2.20.1-0ubuntu2.30); from 2.20.9-0ubuntu1, before 2.20.9-0ubuntu7.23 (fixed in 2.20.9-0ubuntu7.23); from 2.20.11-0ubuntu27, before 2.20.11-0ubuntu27.16 (fixed in 2.20.11-0ubuntu27.16); from 2.20.11-0ubuntu50, before 2.20.11-0ubuntu50.5 (fixed in 2.20.11-0ubuntu50.5)

Published 2021-06-11. Last modified 2026-06-17.