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14/08/2026
Zero-Day Initiative

ZDI-26-575: Linux Kernel Net Scheduler Packet Classifier API Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

by Deepanshu Jha
This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5.
  • Next ZDI-26-576: Linux Kernel XFRM Race Condition Local Privilege Escalation Vulnerability
  • Previous ZDI-26-574: Linux Kernel Net Scheduler Connection Tracking Race Condition Local Privilege Escalation Vulnerability

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