CVE-2022-0847
Linux Kernel Privilege Escalation Vulnerability
CVSS
—
No CVSS
EPSS
92.8%
p100
KEV
YES
Apr 25, 2022
Exploit Today
80
0-100
Published: — · Last modified: —
89.7%EPSS · 30 days92.8%
2026-09-162026-10-14
Product
Linux / Kernel
Vulnerability
Linux Kernel Privilege Escalation Vulnerability
Added to KEV
Apr 25, 2022
Remediate by
May 16, 2022
Known ransomware use
No
Summary description
Linux kernel contains an improper initialization vulnerability where an unprivileged local user could escalate their privileges on the system. This vulnerability has the moniker of "Dirty Pipe."
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-0847
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-533627.8 HIG52.4%
KEV—66Linux Kernel Unspecified Vulnerability2hCVE-2026-532668.8 HIG56.5%
KEV—67Linux Kernel Out-of-Bounds Write Vulnerability26dCVE-2026-314317.8 HIG88.8%
KEV—77Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability37dCVE-2025-399647.8 HIG69.4%
KEV—71Linux Kernel Race Condition Vulnerability2hCVE-2025-396829.8 CRI86.6%
KEV—76Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability8dCVE-2025-383527.8 HIG70.8%
KEV—71Linux Kernel Time-of-Check Time-of-Use (TOCTOU) Race Condition Vulnerability37d