Out-of-bounds Read Affecting kernel-rt 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-KERNELRT-7170067
  • published30 May 2024
  • disclosed30 Apr 2024

Introduced: 30 Apr 2024

CVE-2023-39193  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt 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 package and not the kernel-rt 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 sctp_mt_check did not validate the flag_count field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.

CVSS Scores

version 3.1