ZDI-26-684: Linux Kernel KSMBD Query Directory Request Race Condition Remote Code Execution Vulnerability

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-09-14 05:00 UTC
  • Importiert: 2026-10-21 11:51 UTC
  • CVSS: 9.8
  • Quelle-ID: zdi_pub
  • uid_hash: 918d357b11a876f8a0c0b31125a0e330271660ed609a8180207f4e2405395b29

Inhalt

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Linux Kernel KSMBD. Authentication is not required to exploit this vulnerability. Furthermore, only systems with KSMBD enabled are vulnerable. The ZDI has assigned a CVSS rating of 9.0. The following CVEs are assigned: CVE-2026-64397.

Verknuepfte CVEs

CVE-ID Severity (Quelle) CVSS (Quelle) Severity (CVE.org) CVSS (CVE.org) EPSS EPSS-Pctl Veroeffentlicht (CVE.org)

CVE-2026-64397

CRITICAL

9.8

CRITICAL

9.8

2026-07-25

Quellen-Details

Bezeichnung Name Kategorie Tags Zielgruppe Sprache Feed-URL
Zero Day Initiative (Published)

zdi_pub

threat_intel - de https://www.zerodayinitiative.com/rss/published/