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HIGH

CVE-2019-14814

CVSS v3

7.8

HIGH

EPSS Score

0.9 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2019-14814 Red Hat Product Security353 products fixed · 23 known affected

    kernel: heap overflow in mwifiex_set_uap_rates() function of Marvell Wifi Driver leading to DoS

    kernel-rt as a component of Red Hat Enterprise Linux 7 · kernel-rt-debug as a component of Red Hat Enterprise Linux 7 · kernel-rt-debug-devel as a component of Red Hat Enterprise Linux 7

  • RHSA-2020:1016 Red Hat Product Security174 products fixed

    Red Hat Security Advisory: kernel security, bug fix, and enhancement update

  • RHSA-2020:0339 Red Hat Product Security120 products fixed

    Red Hat Security Advisory: kernel security and bug fix update

  • RHSA-2020:0328 Red Hat Product Security34 products fixed

    Red Hat Security Advisory: kernel-rt security and bug fix update

  • RHSA-2020:0174 Red Hat Product Security25 products fixed

    Red Hat Security Advisory: kernel-alt security and bug fix update

Full record on NVD

Description

There is heap-based buffer overflow in Linux kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.

Technical details

Published
2019-09-20

Frequently asked questions

What is CVE-2019-14814?

There is heap-based buffer overflow in Linux kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.

Is CVE-2019-14814 actively exploited?

Active exploitation of CVE-2019-14814 has not been confirmed. Its EPSS score was 0.9% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-14814?

CVE-2019-14814 has a CVSS v3 base score of 7.8 (HIGH severity).

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