Information Exposure Affecting redhat-release-virtualization-host package, versions <0:4.3-0.5.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
3.42% (88th percentile)

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  • Snyk IDSNYK-RHEL7-REDHATRELEASEVIRTUALIZATIONHOST-4454056
  • published26 Jul 2021
  • disclosed30 Oct 2018

Introduced: 30 Oct 2018

CVE-2018-5407  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade RHEL:7 redhat-release-virtualization-host to version 0:4.3-0.5.el7 or higher.
This issue was patched in RHBA-2019:1053.

NVD Description

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

Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'.

CVSS Base Scores

version 3.1