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Status published
Unknown
CVE-2023-0386
A flaw was found in the Linux kernel, where unauthorized...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a
- https://security.netapp.com/advisory/ntap-20230420-0004/
- https://www.debian.org/security/2023/dsa-5402
- https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
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Affected Vendor
Affected Software
Kernel
Vulnerable Versions:
Linux kernel 6.2-rc6
Timeline
Official Publish:
March 22nd, 2023
Last Modified:
October 21st, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.