Applied Cybernetics Group Sat, Nov 7, 2026 · data 12:17Z
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Linux Kernel Improper Privilege Management Vulnerability

Added to KEV
2021-12-10
Federal due date
2022-06-10
Vendor
Linux
Product
Kernel
EPSS
99.0th percentile (score 0.522, as of 2026-11-06)
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.