Use After Free Affecting bpftool package, versions <0:4.18.0-372.91.1.el8_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.41% (34th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL8-BPFTOOL-6237332
  • published8 Feb 2024
  • disclosed11 Apr 2022

Introduced: 11 Apr 2022

CVE-2022-28893  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 bpftool to version 0:4.18.0-372.91.1.el8_6 or higher.
This issue was patched in RHSA-2024:0724.

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.

The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.

CVSS Base Scores

version 3.1