Sensitive Information Uncleared Before Release Affecting kernel-rt-trace package, versions <0:3.10.0-957.12.2.rt56.929.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACE-4883181
  • published26 Jul 2021
  • disclosed14 May 2019

Introduced: 14 May 2019

CVE-2019-11091  (opens in a new tab)
CWE-226  (opens in a new tab)
CWE-203  (opens in a new tab)
CWE-385  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 kernel-rt-trace to version 0:3.10.0-957.12.2.rt56.929.el7 or higher.
This issue was patched in RHSA-2019:1176.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace package and not the kernel-rt-trace package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf