What is CVE-2019-10142?

CVE-2019-10142 is a high-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2019-07-30.

How severe is CVE-2019-10142?

High severity. CVSS v3 base score is 7.1 out of 10.

Buffer overflow in Linux Kernel

CVE-2019-10142

A flaw was found in the Linux kernel's freescale hypervisor manager implementation, kernel versions 5.0.x up to, excluding 5.0.17. A parameter passed to an ioctl was incorrectly validated and used in size calculations for the page size calculation. An attacker can use this flaw to crash the system, corrupt memory, or create other adverse security affects.

Vulnerability class: Buffer Overflow

Published 2019-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.7th percentile), scored 2026-11-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Linux Kernel
Red Hat Kernel — versions 5.0.x up to, excluding 5.0.17

Weakness classification (CWE)

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-10142?: CVE-2019-10142 is a high-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2019-07-30.
How severe is CVE-2019-10142?: High severity. CVSS v3 base score is 7.1 out of 10.