CVE-2026-45253 Missing validation in ptrace(PT_SC_REMOTE)

ptracePTSCREMOTE failed to properly validate parameters for the syscall2 and syscall2 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 ...

CVE-2026-45253

ptracePTSCREMOTE failed to properly validate parameters for the syscall2 and syscall2 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 ...

EUVD-2026-31257

ptracePTSCREMOTE failed to properly validate parameters for the syscall2 and syscall2 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 ...

CVE-2026-45253

CVE-2026-45253 describes a missing validation in ptrace(PT_SC_REMOTE) related to syscall(2) and __syscall(2) meta-system calls. The issue allows an unprivileged local user who can debug a process to trigger arbitrary code execution in the kernel, potentially gaining full control of the affected s...

FreeBSD : FreeBSD -- Missing validation in ptrace(PT_SC_REMOTE) (6c96da5e-54b6-11f1-8d7a-bc241121aa0a)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 6c96da5e-54b6-11f1-8d7a-bc241121aa0a advisory. ptracePTSCREMOTE failed to properly validate parameters for the syscall2 and syscall2 meta-system calls...

FreeBSD Security Advisory - FreeBSD-SA-26:21.ptrace

FreeBSD Security Advisory - ptracePTSCREMOTE failed to properly validate parameters for the syscall2 and syscall2 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...

FreeBSD-SA-26:21.ptrace

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:21.ptrace Security Advisory The FreeBSD Project Topic: Missing validation in ptracePTSCREMOTE Category: core Module: ptrace Announced: 2026-05-20 Credits:...