CVE-2019-19059: Canonical Ubuntu Linux

Medium severity, CVSS 4.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c in the Linux kernel through 5.3.11 allow attackers to cause a denial of service (memory consumption) by triggering iwl_pcie_init_fw_sec() or dma_alloc_coherent() failures, aka CID-0f4f199443fa.

Affected products

• Canonical Ubuntu Linux: version 18.04 only; version 19.10 only
• Fedoraproject Fedora: version 30 only; version 31 only
• Linux Linux Kernel: up to and including 5.3.11

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