Use After Free Affecting bpftool package, versions <0:4.18.0-513.5.1.el8_9


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-CENTOS8-BPFTOOL-5704977
  • published13 Jun 2023
  • disclosed7 Mar 2023

Introduced: 7 Mar 2023

CVE-2023-3141  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 bpftool to version 0:4.18.0-513.5.1.el8_9 or higher.

NVD Description

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

A use-after-free flaw was found in r592_remove in drivers/memstick/host/r592.c in media access in the Linux Kernel. This flaw allows a local attacker to crash the system at device disconnect, possibly leading to a kernel information leak.

CVSS Scores

version 3.1