CVE-2026-63881
HIGH severity · CVSS 7.8 · Integer overflow
7.8CVSS HIGH
Summary
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)
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/4e5f808b454167cc58d7084a407a554d8ddc694d ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/4e5f808b454167cc58d7084a407a554d8ddc694dPatch
- https://git.kernel.org/stable/c/4f9eeedc3d3151f8a226fd676c314a813edda5a1Patch
- https://git.kernel.org/stable/c/5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43cPatch
- https://git.kernel.org/stable/c/93f5534b35a05ef8a0109c1eefa800062fee810aPatch
- https://git.kernel.org/stable/c/de70a80992396ee306ee3a2810ad28aa1608ba9bPatch