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CVE-2023-0386

Published: Mar 22, 2023

Modified: Oct 21, 2025

PUBLISHED

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.

Vendor	Product	Versions
n/a	Kernel	affected `Linux kernel 6.2-rc6`

Weaknesses (CWE)

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a

https://security.netapp.com/advisory/ntap-20230420-0004/

vendor-advisory

[debian-lts-announce] 20230605 [SECURITY] [DLA 3446-1] linux-5.10 security update

mailing-list

http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html

[debian-lts-announce] 20240627 [SECURITY] [DLA 3840-1] linux security update

mailing-list

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