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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-63881

drm/amdkfd: fix a vulnerability of integer overflow in kfd debugger

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a vulnerability of integer overflow in kfd debugger get_queue_ids() computes array_size = num_queues * sizeof(uint32_t), which could overflow on 32-bit size_t build. using array_size() instead, it saturates to SIZE_MAX on overflow. (cherry picked from commit 2d57a0475f085c08b49312dfd8edcb461845f285)

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • a70a93fa568b4f05aba548dadb673703eccf5480 to < 4e5f808b454167cc58d7084a407a554d8ddc694daffected
  • a70a93fa568b4f05aba548dadb673703eccf5480 to < de70a80992396ee306ee3a2810ad28aa1608ba9baffected
  • a70a93fa568b4f05aba548dadb673703eccf5480 to < 5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43caffected
  • a70a93fa568b4f05aba548dadb673703eccf5480 to < 4f9eeedc3d3151f8a226fd676c314a813edda5a1affected
  • a70a93fa568b4f05aba548dadb673703eccf5480 to < 93f5534b35a05ef8a0109c1eefa800062fee810aaffected

Linux Linux

Default version status: affected

  • 6.5affected
  • 0 to < 6.5unaffected
  • 6.6.143 to ≤ 6.6.*unaffected
  • 6.12.93 to ≤ 6.12.*unaffected
  • 6.18.35 to ≤ 6.18.*unaffected
  • 7.0.12 to ≤ 7.0.*unaffected
  • 7.1 to ≤ *unaffected

References