Use After Free Affecting bpftool package, versions <0:4.18.0-477.58.1.el8_8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.28% (20th percentile)

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  • Snyk IDSNYK-RHEL8-BPFTOOL-7249291
  • published12 Jun 2024
  • disclosed10 Feb 2023

Introduced: 10 Feb 2023

CVE-2023-1118  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 bpftool to version 0:4.18.0-477.58.1.el8_8 or higher.
This issue was patched in RHSA-2024:3810.

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.

A flaw use after free in the Linux kernel integrated infrared receiver/transceiver driver was found in the way user detaching rc device. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

CVSS Base Scores

version 3.1