In the Linux kernel, the following vulnerability has been resolved:
ACPI: platform_profile: Avoid initializing on non-ACPI platforms
The platform profile driver is loaded even on platforms that do not have ACPI enabled. The initialization of the sysfs entries was recently moved from platform_profile_register() to the module init call, and those entries need acpi_kobj to be initialized which is not the case when ACPI is disabled.
This results in the following warning:
WARNING: CPU: 5 PID: 1 at fs/sysfs/group.c:131 internal_create_group+0xa22/0xdd8 Modules linked in: CPU: 5 UID: 0 PID: 1 Comm: swapper/0 Tainted: G W 6.15.0-rc7-dirty #6 PREEMPT Tainted: [W]=WARN Hardware name: riscv-virtio,qemu (DT) epc : internal_create_group+0xa22/0xdd8 ra : internal_create_group+0xa22/0xdd8
Call Trace:
internal_create_group+0xa22/0xdd8 sysfs_create_group+0x22/0x2e platform_profile_init+0x74/0xb2 do_one_initcall+0x198/0xa9e kernel_init_freeable+0x6d8/0x780 kernel_init+0x28/0x24c ret_from_fork+0xe/0x18
Fix this by checking if ACPI is enabled before trying to create sysfs entries.
[ rjw: Subject and changelog edits ]
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 |
|---|---|---|---|---|
| Ubuntu | — | Upgrade linux-image-generic-64k-6.14Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-awsUpgrade linux-image-oracleUpgrade linux-image-azure-6.14Upgrade linux-image-6.14.0-32-genericUpgrade linux-image-realtimeUpgrade linux-image-6.14.0-1014-raspiUpgrade linux-image-6.14.0-1012-azureUpgrade linux-image-oem-24.04bUpgrade linux-image-aws-64kUpgrade linux-image-gcpUpgrade linux-image-6.14.0-1013-oracleUpgrade linux-image-oem-6.14Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-oracle-6.14Upgrade linux-image-oem-24.04Upgrade linux-image-gcp-64kUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-realtime-6.14Upgrade linux-image-generic-6.14Upgrade linux-image-6.14.0-1012-oemUpgrade linux-image-oem-24.04cUpgrade linux-image-gcp-64k-6.14Upgrade linux-image-6.14.0-1013-awsUpgrade linux-image-oem-24.04aUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-6.14.0-1016-gcpUpgrade linux-image-raspi-6.14Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.14.0-1013-aws-64kUpgrade linux-image-azureUpgrade linux-image-raspiUpgrade linux-image-gcp-6.14Upgrade linux-image-6.14.0-1012-realtimeUpgrade linux-image-6.14.0-1016-gcp-64kUpgrade linux-image-oracle-64kUpgrade linux-image-aws-6.14Upgrade linux-image-virtual-6.14Upgrade linux-image-aws-64k-6.14Upgrade linux-image-6.14.0-32-generic-64kUpgrade linux-image-generic-64kUpgrade linux-image-genericUpgrade linux-image-6.14.0-1013-oracle-64k | Jul 14, 2025 | Jul 10, 2025 |
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