Sensitive Information Uncleared Before Release Affecting kernel-rt-trace package, versions <0:3.10.0-862.6.3.rt56.811.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.36% (73rd percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACE-4797952
  • published26 Jul 2021
  • disclosed21 May 2018

Introduced: 21 May 2018

CVE-2018-3639  (opens in a new tab)
CWE-226  (opens in a new tab)
CWE-200  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 kernel-rt-trace to version 0:3.10.0-862.6.3.rt56.811.el7 or higher.
This issue was patched in RHSA-2018:2003.

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.

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.

References

CVSS Scores

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