Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-10-15 20:24 UTC
  • Importiert: 2026-10-21 10:18 UTC
  • CVSS: 9.3
  • Quelle-ID: thn_global
  • uid_hash: ecad9f38898b62ba6926ddefb7369bd818213b02abd5b6b48919ef4677500473

Inhalt

A newly disclosed critical flaw in the Linux kernel allows code inside a virtual machine to read memory on the host computer it runs on. A researcher demonstrated the leak against Vercel's live cloud sandboxes, and Vercel confirmed it.

The flaw, now tracked as CVE-2026-99999 and nicknamed PwnEscape, is in the Linux kernel's networking code, not in any one cloud's setup, so it reaches the shared

Verknuepfte CVEs

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

CVE-2026-99999

CRITICAL

9.3

CRITICAL

9.3

2026-10-15

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