CVE-2022-4127

MEDIUM

Linux Kernel - NULL Pointer Dereference

Title source: rule
STIX 2.1

Description

A NULL pointer dereference issue was discovered in the Linux kernel in io_files_update_with_index_alloc. A local user could use this flaw to potentially crash the system causing a denial of service.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0004
EPSS Percentile 13.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (1)
linux/linux_kernel 5.19 rc1 (5 CPE variants)
Published Nov 28, 2022
Tracked Since Feb 18, 2026