Out-of-bounds Read Affecting kernel-rt-modules package, versions <0:4.18.0-553.rt7.342.el8_10


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELRTMODULES-7170054
  • published30 May 2024
  • disclosed22 May 2024

Introduced: 22 May 2024

CVE-2023-39192  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt-modules to version 0:4.18.0-553.rt7.342.el8_10 or higher.
This issue was patched in ALSA-2024:2950.

NVD Description

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

A flaw was found in the Netfilter subsystem in the Linux kernel. The xt_u32 module did not validate the fields in the xt_u32 structure. This flaw allows a local privileged attacker to trigger an out-of-bounds read by setting the size fields with a value beyond the array boundaries, leading to a crash or information disclosure.

CVSS Scores

version 3.1