CVE-2026-0028

In __pkvm_host_share_guest of mem_protect.c, there is a possible out of bounds write due to an integer overflow

High · published March 2, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
4.3
In the wild
Unconfirmed
What it is

In __pkvm_host_share_guest of mem_protect.c, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00155 · 4.3th percentile
Published
2026-03-02T18:42Z
EPSS history
Timeline
  • 02 MAR 18:42Z
    In __pkvm_host_share_guest of mem_protect.c, there is a possible out of bounds write due to an integer overflow
    cvelistv5