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Case File

CVE-2023-39189

MEDIUM · CVSS 5.1 EPSS 0.41%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-10-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.1. It affects Linux.

CVE
CVE-2023-39189
Severity
MEDIUM
CVSS
5.1
EPSS
0.41%
Linux

Original NVD Description

A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)