In the Linux kernel, the following vulnerability has been resolved:
ACPI: driver: Check ACPI_COMPANION() against NULL during probe
Since every platform driver can be forced to match a device that doesn't match its list of device IDs because of device_match_driver_override(), platform drivers that rely on the existence of a device's ACPI companion object should verify its presence.
Accordingly, add requisite ACPI_COMPANION() or ACPI_HANDLE() checks against NULL to 13 platform drivers handling core ACPI devices.
Also change the value returned by the ACPI thermal zone driver when the device's ACPI companion is not present to -ENODEV for consistency with the other drivers.
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_2023 | — | Upgrade bpftool6.12-debuginfoUpgrade kernel6.12Upgrade kernel6.12-modules-extraUpgrade bpftool6.12Upgrade perf6.12-debuginfoUpgrade kernel6.12-develUpgrade python3-perf6.12Upgrade kernel6.12-modules-extra-commonUpgrade python3-perf6.12-debuginfoUpgrade kernel6.12-tools-debuginfoUpgrade kernel6.12-headersUpgrade kernel6.12-debuginfoUpgrade kernel6.12-tools-develUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel-livepatch-6.12.100-125.179Upgrade kernel6.12-toolsUpgrade perf6.12Upgrade kernel6.12-debuginfo-common-x86_64 | Aug 18, 2026 | Jul 24, 2026 |
| Debian | — | Upgrade linux-6.12Upgrade linux | Aug 2, 2026 | Aug 2, 2026 |
| Redhat_linux | — | No solution exists | Jul 29, 2026 | Jul 24, 2026 |
| Ubuntu | — | Upgrade linux-image-7.0.0-1016-nvidia-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-nvidia-64k-7.0Upgrade linux-image-awsUpgrade linux-image-7.0.0-2016-nvidia-bosUpgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-azure-7.0Upgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-gcp-7.0Upgrade linux-image-7.0.0-1009-awsUpgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-nvidia-64kUpgrade linux-image-nvidia-7.0Upgrade linux-image-gcpUpgrade linux-image-nvidia-bos-64kUpgrade linux-image-7.0.0-1009-aws-64kUpgrade linux-image-nvidia-bos-7.0Upgrade linux-image-aws-64k-7.0Upgrade linux-image-azureUpgrade linux-image-aws-7.0Upgrade linux-image-gcp-64k-7.0Upgrade linux-image-7.0.0-1015-raspiUpgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-7.0.0-2016-nvidia-bos-64kUpgrade linux-image-gcp-64kUpgrade linux-image-aws-64kUpgrade linux-image-raspiUpgrade linux-image-7.0.0-1015-raspi-realtimeUpgrade linux-image-7.0.0-1016-nvidiaUpgrade linux-image-nvidia-bosUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-raspi-7.0Upgrade linux-image-nvidiaUpgrade linux-image-7.0.0-1014-azure | Jul 28, 2026 | Jul 28, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 13, 2026 | Jul 24, 2026 |
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