Resource Exhaustion Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-147.rt24.93.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.41% (87th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTDEBUGMODULESEXTRA-3486804
  • published26 Jul 2021
  • disclosed4 Sept 2019

Introduced: 4 Sep 2019

CVE-2019-15916  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-debug-modules-extra to version 0:4.18.0-147.rt24.93.el8 or higher.
This issue was patched in RHSA-2019:3309.

NVD Description

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

An issue was discovered in the Linux kernel before 5.0.1. There is a memory leak in register_queue_kobjects() in net/core/net-sysfs.c, which will cause denial of service.

CVSS Scores

version 3.1