CVE-2025-68731 – accel/amdxdna: Fix an integer overflow in aie2_query_ctx_status_array()

CVE ID : CVE-2025-68731

Published : Dec. 24, 2025, 11:16 a.m. | 1 hour, 5 minutes ago

Description : In the Linux kernel, the following vulnerability has been resolved:

accel/amdxdna: Fix an integer overflow in aie2_query_ctx_status_array()

The unpublished smatch static checker reported a warning.

drivers/accel/amdxdna/aie2_pci.c:904 aie2_query_ctx_status_array()
warn: potential user controlled sizeof overflow
‘args->num_element * args->element_size’ ‘1-u32max(user) * 1-u32max(user)’

Even this will not cause a real issue, it is better to put a reasonable
limitation for element_size and num_element. Add condition to make sure
the input element_size
Severity: 0.0 | NA

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