CVE-2023-21165

In DevmemIntUnmapPMR of devicemem_server.c, there is a possible arbitrary code execution due to a use after free

High · published February 16, 2024

CVSS v3.1
8.4
EPSS
0%
Percentile
0.3
In the wild
Unconfirmed
What it is

In DevmemIntUnmapPMR of devicemem_server.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel 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
0.00088 · 0.3th percentile
Published
2024-02-16T18:33Z
EPSS history
Timeline
  • 16 FEB 18:33Z
    In DevmemIntUnmapPMR of devicemem_server.c, there is a possible arbitrary code execution due to a use after free
    cvelistv5