UNKNOWNKNOWN EXPLOITED
CVE-2023-0386
Linux Kernel Improper Ownership Management Vulnerability
Summary
Linux Kernel contains an improper ownership management vulnerability, 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.
References
Includes data from the CISA Known Exploited Vulnerabilities catalog.
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