Information Exposure Affecting bpftool package, versions <0:4.18.0-477.36.1.el8_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.08% (37th percentile)

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  • Snyk IDSNYK-RHEL8-BPFTOOL-6093246
  • published29 Nov 2023
  • disclosed8 Aug 2023

Introduced: 8 Aug 2023

CVE-2022-40982  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade RHEL:8 bpftool to version 0:4.18.0-477.36.1.el8_8 or higher.
This issue was patched in RHSA-2023:7539.

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.

Information exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Scores

version 3.1