Linux Kernel Improper Privilege Management Vulnerability

Added to KEV
2021-12-10
Federal due date
2022-06-10
Vendor
Linux
Product
Kernel
EPSS
99.1th percentile (score 0.804, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2019-13272

CISA short description

Kernel/ptrace.c in Linux kernel mishandles contains an improper privilege management vulnerability that allows local users to obtain root access.

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.