ZDI-26-333: X.Org Server XkbSetCompatMap Integer Underflow Privilege Escalation Vulnerability

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-06-09 05:00 UTC
  • Importiert: 2026-08-12 02:10 UTC
  • CVSS: 7.8
  • Quelle-ID: zdi_pub
  • uid_hash: 39646176d24b7fa794272953fc25d30251a42a3b478b4f0b6244ace8119ccbc7

Inhalt

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-33999.

Verknuepfte CVEs

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

CVE-2026-33999

HIGH

7.8

HIGH

7.8

2026-04-23

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/