CVE-2023-3567CWE-416

Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race

High · published July 24, 2023

CVSS v3.1
7.1
EPSS
0%
Percentile
35.1
In the wild
Unconfirmed
What it is

A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00419 · 35.1th percentile
Weakness
CWE-416 · Use After Free
Published
2023-07-24T15:19Z
EPSS history
Timeline
  • 24 JUL 15:19Z
    Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race
    cvelistv5