CVE-2026-0027

In smmu_detach_dev of arm-smmu-v3.c, there is a possible out of bounds write due to a use after free

Medium · published March 2, 2026

CVSS v3.1
6.7
EPSS
0%
Percentile
3.8
In the wild
Unconfirmed
What it is

In smmu_detach_dev of arm-smmu-v3.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

The record
Technical detail
CVSS v3.1
6.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00150 · 3.8th percentile
Published
2026-03-02T18:42Z
EPSS history
Timeline
  • 02 MAR 18:42Z
    In smmu_detach_dev of arm-smmu-v3.c, there is a possible out of bounds write due to a use after free
    cvelistv5