CVE-2026-63881

Last refreshed2026-10-17

Status: UPDATED | Advisory ID: CVE-2026-63881

Key Details

CVE	CVE-2026-63881
CVSS Score / Version	7.8 (High) / CVSS v3.1
Updated	2026-10-16
CVSS Vector	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`
CVSS Prose	attack vector is local; attack complexity is low; privileges required is low; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected products	Linux Kernel

Vendor	Product	Affected Versions	Patch Status
Linux	Linux Kernel

Vendor

Product

Affected Versions

Patch Status

Linux

Linux Kernel

Subsystems	OT Supporting Infrastructure
Sectors	All Sectors

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) (NVD)

Monitor Linux's web page for any future patch releases.

Source	Reference
NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-63881
CVE	https://www.cve.org/CVERecord?id=CVE-2026-63881

Source

Reference

NVD

CVE