CVE-2019-11486 Race condition in n/a

What is CVE-2019-11486?

CVE-2019-11486 is a high-severity vulnerability in Debian Debian Linux, published on 23 Apr 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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

Weakness: CWE-362

Which versions are affected by CVE-2019-11486?

It affects 10 products.

Products include Debian Debian Linux, Linux kernel, Netapp Active Iq, Netapp Hci Management Node, Netapp Snapprotect, Netapp Solidfire and 4 more.

How do I fix CVE-2019-11486?

Apply the vendor's patch.

Is CVE-2019-11486 being exploited?

There is no known exploitation of CVE-2019-11486 in the wild and no public exploit code.

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• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2019-11486, GHSA-fq7v-x63h-q5h9, UBUNTU-CVE-2019-11486.