NULL Pointer Dereference Affecting kernel-rt-modules-extra package, versions <0:4.18.0-193.rt13.51.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTMODULESEXTRA-3686035
  • published26 Jul 2021
  • disclosed9 Sept 2019

Introduced: 9 Sep 2019

CVE-2019-16234  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-modules-extra to version 0:4.18.0-193.rt13.51.el8 or higher.
This issue was patched in RHSA-2020:1567.

NVD Description

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

drivers/net/wireless/intel/iwlwifi/pcie/trans.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference.

CVSS Scores

version 3.1