PT-2026-61198 · Linux · Linux

CVE-2026-63881 · Published 2026-07-19 · Updated 2026-07-19

NVD

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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)

Fix

Related Identifiers

CVE-2026-63881

Affected Products

Linux

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-63881 · Security Note
• https://git.kernel.org/stable/c/5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43c · Note
• https://git.kernel.org/stable/c/de70a80992396ee306ee3a2810ad28aa1608ba9b · Note
• https://git.kernel.org/stable/c/4e5f808b454167cc58d7084a407a554d8ddc694d · Note
• https://git.kernel.org/stable/c/93f5534b35a05ef8a0109c1eefa800062fee810a · Note
• https://git.kernel.org/stable/c/4f9eeedc3d3151f8a226fd676c314a813edda5a1 · Note