Information Exposure Affecting kernel-rt-debug-core package, versions <0:4.18.0-240.8.1.rt7.62.el8_3


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.28% (69th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTDEBUGCORE-2088227
  • published26 Jul 2021
  • disclosed29 Jul 2020

Introduced: 29 Jul 2020

CVE-2020-16166  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-rt-debug-core to version 0:4.18.0-240.8.1.rt7.62.el8_3 or higher.

NVD Description

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

The Linux kernel through 5.7.11 allows remote attackers to make observations that help to obtain sensitive information about the internal state of the network RNG, aka CID-f227e3ec3b5c. This is related to drivers/char/random.c and kernel/time/timer.c.

References

CVSS Scores

version 3.1