Resource Exhaustion Affecting kernel-modules-extra package, versions <0:4.18.0-240.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (35th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELMODULESEXTRA-3830553
  • published26 Jul 2021
  • disclosed5 Oct 2019

Introduced: 5 Oct 2019

CVE-2019-19056  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-modules-extra to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.

NVD Description

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

A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures, aka CID-db8fd2cde932.

CVSS Scores

version 3.1