NULL Pointer Dereference Affecting kernel-tools-debuginfo package, versions <0:4.18.0-553.el8_10


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELTOOLSDEBUGINFO-7263637
  • published15 Jun 2024
  • disclosed5 Oct 2023

Introduced: 5 Oct 2023

CVE-2023-42754  (opens in a new tab)
CWE-476  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Rocky-Linux:8 kernel-tools-debuginfo to version 0:4.18.0-553.el8_10 or higher.
This issue was patched in RLSA-2024:3138.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-debuginfo package and not the kernel-tools-debuginfo package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A NULL pointer dereference flaw was found in the Linux kernel ipv4 stack. The socket buffer (skb) was assumed to be associated with a device before calling __ip_options_compile, which is not always the case if the skb is re-routed by ipvs. This issue may allow a local user with CAP_NET_ADMIN privileges to crash the system.

CVSS Scores

version 3.1