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Case File

CVE-2018-9439

MEDIUM · CVSS 6.7 EPSS 0.08% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-12-05 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.7. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-9439
Severity
MEDIUM
CVSS
6.7
EPSS
0.08%

Original NVD Description

In __unregister_prot_hook and packet_release of af_packet.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.

Related CVEs

Other vulnerabilities affecting the same vendor(s)