Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2026-63881

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
19/07/2026
Last modified:
20/07/2026

Description

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

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

References to Advisories, Solutions, and Tools