CVE-2019-19062: Canonical Ubuntu Linux

Medium severity, CVSS 4.7. EPSS: 0.6% chance of exploitation in the next 30 days.

A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures, aka CID-ffdde5932042.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 19.10 only
• Debian Debian Linux: version 8.0 only
• Fedoraproject Fedora: version 30 only; version 31 only
• Linux Linux Kernel: up to and including 5.3.11
• Opensuse Leap: version 15.1 only
• Red Hat Enterprise Linux: version 7.0 only; version 8.0 only

Published 2019-11-18. Last modified 2026-06-17.