Linux Kernel Improper Input Validation Vulnerability

Added to KEV
2022-09-15
Federal due date
2022-10-06
Vendor
Linux
Product
Kernel
EPSS
98.6th percentile (score 0.676, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2013-6282

CISA short description

The get_user and put_user API functions of the Linux kernel fail to validate the target address when being used on ARM v6k/v7 platforms. This allows an application to read and write kernel memory which could lead to privilege escalation.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.