CVE-2019-11486: Debian Linux

High severity, CVSS 7.0. EPSS: 0.4% chance of exploitation in the next 30 days.

The Siemens R3964 line discipline driver in drivers/tty/n_r3964.c in the Linux kernel before 5.0.8 has multiple race conditions.

Affected products

• Debian Debian Linux: version 9.0 only
• Linux Linux Kernel: before 3.16.66 (fixed in 3.16.66); from 3.17, before 3.18.139 (fixed in 3.18.139); from 3.19, before 4.4.179 (fixed in 4.4.179); from 4.5, before 4.9.169 (fixed in 4.9.169); from 4.10, before 4.14.112 (fixed in 4.14.112); from 4.15, before 4.19.35 (fixed in 4.19.35); …
• Netapp Active Iq: affected versions not specified
• Netapp Hci Management Node: affected versions not specified
• Netapp Snapprotect: affected versions not specified
• Netapp Solidfire: affected versions not specified
• Netapp Storage Replication Adapter For Clustered Data Ontap: version 9.7 only
• Netapp Vasa Provider For Clustered Data Ontap: version 9.7 only
• Netapp Virtual Storage Console: version 9.7 only
• Opensuse Leap: version 15.1 only; version 42.3 only

Published 2019-04-23. Last modified 2026-06-17.