CVE-2023-0386NVD

Vulnerability Summary

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.

Severity Level

UNKNOWN

Published Date

Mar 22, 2023

Last Modified

Oct 21, 2025

PoC

Available(Metasploit)

Exploitation Status

ACTIVE

EPSS Score (30-Day)

Data Pending

Root Weakness (CWE)

CWE-282: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

Affected & Patched Versions

Affected Versions

n/a Kernel >= Linux kernel 6.2-rc6

Patched Versions

Not provided by cveorg for this CVE.

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