💣Exploit CVE-2022-48671 - In the Linux kernel, the following vulnerability h

[Maksim]

CVE ID : CVE-2022-48671
Published : May 3, 2024, 3:15 p.m. | 34 minutes ago
Description : In the Linux kernel, the following vulnerability has been resolved: cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all() syzbot is hitting percpu_rwsem_assert_held(&cpu_hotplug_lock) warning at cpuset_attach() [1], for commit 4f7e7236435ca0ab ("cgroup: Fix threadgroup_rwsem cpus_read_lock() deadlock") missed that cpuset_attach() is also called from cgroup_attach_task_all(). Add cpus_read_lock() like what cgroup_procs_write_start() does.
Severity: 0.0 | NA
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