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13/11/2026
Zero-Day Initiative

ZDI-26-999: Linux Kernel Proc File System Pagemap Scan Use-After-Free 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 low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8.
  • Next ZDI-26-1000: Linux Kernel GSM Multiplexing Race Condition Local Privilege Escalation Vulnerability
  • Previous ZDI-26-998: Linux Kernel KSMBD SMB Direct Integer Underflow Remote Code Execution Vulnerability

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