CVE-2019-14898 Race condition in kernel

What is CVE-2019-14898?

CVE-2019-14898 is a high-severity vulnerability in Linux kernel, published on 8 May 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The fix for CVE-2019-11599, affecting the Linux kernel before 5.0.10 was not complete. A local user could use this flaw to obtain sensitive information, cause a denial of service, or possibly have other unspecified impacts by triggering a race condition with mmget_not_zero or get_task_mm calls.

Weakness: CWE-667, CWE-362

Which versions are affected by CVE-2019-14898?

It affects 2 products.

Products include Linux kernel, Redhat Enterprise Mrg.

How do I fix CVE-2019-14898?

Apply the vendor's patch.

Is CVE-2019-14898 being exploited?

There is no known exploitation of CVE-2019-14898 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

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

Also known as GHSA-8qqf-qhmm-w3cm, UBUNTU-CVE-2019-14898.