Missing Initialization of Resource Affecting kernel-rt-debug-devel package, versions <0:4.18.0-240.rt7.54.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTDEBUGDEVEL-3858812
  • published26 Jul 2021
  • disclosed15 Jun 2020

Introduced: 15 Jun 2020

CVE-2020-10774  (opens in a new tab)
CWE-909  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:8 kernel-rt-debug-devel to version 0:4.18.0-240.rt7.54.el8 or higher.
This issue was patched in RHSA-2020:4609.

NVD Description

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

A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rh_features file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.

CVSS Scores

version 3.1