CVE-2026-23280

accel/amdxdna: Prevent ubuf size overflow

High · published March 25, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
2.5
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

accel/amdxdna: Prevent ubuf size overflow

The ubuf size calculation may overflow, resulting in an undersized

allocation and possible memory corruption.

Use check_add_overflow() helpers to validate the size calculation before

allocation.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00132 · 2.5th percentile
Published
2026-03-25T10:26Z
EPSS history
Timeline
  • 25 MAR 10:26Z
    accel/amdxdna: Prevent ubuf size overflow
    cvelistv5