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.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-toolsUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade perfUpgrade kernelUpgrade bpftoolUpgrade kernel-livepatch-5.15.73-48.135Upgrade kernel-debuginfo-common-aarch64Upgrade perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-devel | Aug 28, 2024 | May 3, 2024 |
| Debian | — | Upgrade linux | Jul 30, 2024 | May 3, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernelUpgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel-tools | Jul 17, 2024 | May 3, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 3, 2024 |
| Suse | — | Upgrade gfs2-kmp-64kbUpgrade kernel-azure-optionalUpgrade dtb-freescaleUpgrade dtb-alteraUpgrade dtb-amlogicUpgrade dtb-allwinnerUpgrade dtb-amazonUpgrade dlm-kmp-64kbUpgrade dtb-exynosUpgrade kselftests-kmp-64kbUpgrade dtb-lgUpgrade kernel-default-extraUpgrade kernel-rt-extraUpgrade kernel-azure-develUpgrade dtb-rockchipUpgrade kernel-rtUpgrade dtb-mediatekUpgrade kernel-zfcpdumpUpgrade cluster-md-kmp-azureUpgrade kernel-source-azureUpgrade dtb-caviumUpgrade kselftests-kmp-azureUpgrade kernel-obs-qaUpgrade kernel-syms-azureUpgrade kernel-devel-azureUpgrade ocfs2-kmp-defaultUpgrade dtb-qcomUpgrade kernel-64kb-livepatch-develUpgrade kernel-devel-rtUpgrade reiserfs-kmp-azureUpgrade kernel-default-optionalUpgrade dtb-apmUpgrade kernel-obs-buildUpgrade kernel-rt-develUpgrade kernel-develUpgrade kernel-rt-livepatchUpgrade kernel-default-base-rebuildUpgrade gfs2-kmp-azureUpgrade kernel-rt_debug-develUpgrade kernel-default-develUpgrade dtb-xilinxUpgrade kernel-azure-livepatch-develUpgrade cluster-md-kmp-rtUpgrade kernel-64kbUpgrade kernel-kvmsmall-develUpgrade kernel-kvmsmallUpgrade kernel-sourceUpgrade kernel-macrosUpgrade gfs2-kmp-rtUpgrade kernel-rt-vdsoUpgrade ocfs2-kmp-rtUpgrade kernel-default-vdsoUpgrade kernel-default-livepatchUpgrade kernel-rt_debug-livepatch-develUpgrade kselftests-kmp-defaultUpgrade kernel-rt-livepatch-develUpgrade dtb-amdUpgrade dlm-kmp-rtUpgrade dtb-broadcomUpgrade kernel-default-baseUpgrade kernel-debug-develUpgrade dtb-marvellUpgrade cluster-md-kmp-64kbUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-rt_debug-vdsoUpgrade kernel-64kb-optionalUpgrade kernel-debug-livepatch-develUpgrade kernel-64kb-extraUpgrade reiserfs-kmp-64kbUpgrade kernel-rt_debugUpgrade dtb-armUpgrade reiserfs-kmp-rtUpgrade kernel-source-rtUpgrade kernel-debugUpgrade dtb-socionextUpgrade dtb-appleUpgrade kernel-docs-htmlUpgrade kernel-64kb-develUpgrade gfs2-kmp-defaultUpgrade dtb-renesasUpgrade dtb-hisiliconUpgrade dlm-kmp-defaultUpgrade cluster-md-kmp-defaultUpgrade ocfs2-kmp-64kbUpgrade kernel-default-livepatch-develUpgrade dtb-nvidiaUpgrade dtb-sprdUpgrade kernel-azure-extraUpgrade kselftests-kmp-rtUpgrade kernel-debug-vdsoUpgrade ocfs2-kmp-azureUpgrade kernel-rt-optionalUpgrade dlm-kmp-azureUpgrade kernel-azure-vdsoUpgrade kernel-symsUpgrade reiserfs-kmp-defaultUpgrade kernel-docsUpgrade kernel-syms-rtUpgrade kernel-kvmsmall-vdsoUpgrade kernel-source-vanillaUpgrade kernel-defaultUpgrade kernel-azure | Aug 9, 2024 | May 3, 2024 |
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