Incomplete Cleanup Affecting bpftool package, versions <0:4.18.0-372.26.1.el8_6


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-RHEL8-BPFTOOL-4312604
  • published10 Aug 2022
  • disclosed14 Jun 2022

Introduced: 14 Jun 2022

CVE-2022-21123  (opens in a new tab)
CWE-459  (opens in a new tab)

How to fix?

Upgrade RHEL:8 bpftool to version 0:4.18.0-372.26.1.el8_6 or higher.
This issue was patched in RHSA-2022:6460.

NVD Description

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

Incomplete cleanup of multi-core shared buffers for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

References

CVSS Scores

version 3.1