CVE-2026-53172 accel/ethosu: fix IFM region index out-of-bounds in command stream parser

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: fix IFM region index out-of-bounds in command stream parser NPUSETIFMREGION extracts the region index with param & 0x7f, giving a maximum value of 127. However regionsize and outputregion in struct...

PT-2026-52268

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds write issue exists in the command stream parser of the Ethos-U NPU accelerator. The NPU SET IFM REGION operation incorrectly uses a 0x7f mask when extracting the region...