Ghostwire

CVE-2026-64226: In the Linux kernel, the following vulnerability has been resolved: sched_ext: Avoid UAF in scx_root_enable_workfn()...

MEDIUM CVSS 0.0

Published: July 24, 2026 | Last Modified: July 24, 2026

Description

In the Linux kernel, the following vulnerability has been resolved: sched_ext: Avoid UAF in scx_root_enable_workfn() init failure path In scx_root_enable_workfn(), put_task_struct(p) is called before scx_error() dereferences p->comm and p->pid. If the iterator's reference is the last drop, the task is freed synchronously and the deref becomes a UAF. Move put_task_struct() past scx_error().

Ghostwire Analysis — What This Means Practically

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Security Coverage (1 articles)

References