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CVE-2025-40177 Not scored

accel/qaic: Fix bootlog initialization ordering

In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix bootlog initialization ordering As soon as we queue MHI buffers to receive the bootlog from the device, we could be receiving data. Therefore all the resources needed to process that data need to be setup prior to queuing the buffers. We currently initialize some of the resources after queuing the buffers which creates a race between the probe() and any data that comes back from the device. If the uninitialized resources are accessed, we could see page faults. Fix the init ordering to close the race.

Exploit probability 0.2%
Published November 12, 2025
Required by Not available
Last source change July 15, 2026

02 / AFFECTED SOFTWARE

Affected packages

Linux Kernel
Unknown Unknown

03 / CONNECTIONS

Connected vulnerabilities

related OPENSUSE-SU-2025:20172-1
related SUSE-SU-2026:0447-1
related SUSE-SU-2026:0472-1
related SUSE-SU-2026:0587-1
related SUSE-SU-2026:20012-1
related SUSE-SU-2026:20015-1
related SUSE-SU-2026:20021-1

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2025-40177

In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix bootlog initialization ordering As soon as we queue MHI buffers to receive the bootlog from the device, we could be receiving data. Therefore all the resources needed to process that data need to be setup prior to queuing the buffers. We currently initialize some of the resources after queuing the buffers which creates a race between the probe() and any data that comes back from the device. If the uninitialized resources are accessed, we could see page faults. Fix the init ordering to close the race.

View original source

05 / REFERENCES

Further evidence