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CVE-2026-45253

Linux Kernel

Beschreibung

ptrace(PT_SC_REMOTE) failed to properly validate parameters for the syscall(2) and __syscall(2) meta-system calls. As a result, a user with the ability to debug a process may trigger arbitrary code execution in the kernel, even if the target process has no special privileges. The missing validation allows an unprivileged local user to escalate privileges, potentially gaining full control of the affected system.

CVSS 8.4EPSS 0.196%Risiko 0.85
Quelle öffnen
Veröffentlicht
2026-05-21 10:16:26
Betroffene Versionen
unknown
Typ
Core software
Zuletzt geändert
2026-07-23 16:10:00
Vektor
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H