vulnerability

Huawei EulerOS: CVE-2022-48671: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
05/03/2024
Added
07/17/2024
Modified
01/30/2025

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 cpuset_attach() is also called from cgroup_attach_task_all().
Add cpus_read_lock() like what cgroup_procs_write_start() does.

Solution(s)

huawei-euleros-2_0_sp9-upgrade-kernelhuawei-euleros-2_0_sp9-upgrade-kernel-toolshuawei-euleros-2_0_sp9-upgrade-kernel-tools-libshuawei-euleros-2_0_sp9-upgrade-python3-perf
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