Heap-based Buffer Overflow Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-147.5.1.rt24.98.el8_1


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTDEBUGKVM-3648058
  • published26 Jul 2021
  • disclosed28 Aug 2019

Introduced: 28 Aug 2019

CVE-2019-14814  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-debug-kvm to version 0:4.18.0-147.5.1.rt24.98.el8_1 or higher.
This issue was patched in RHSA-2020:0328.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-kvm package and not the kernel-rt-debug-kvm package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

References

CVSS Scores

version 3.1