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CVE-2023-0386

HIGHCISA KEV

7.8

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.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/22/2023

Last Modified11/4/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorLinux

ProductKernel

Vulnerability NameLinux Kernel Improper Ownership Management Vulnerability

KEV Date Added2025-06-17

Remediation Due Date2025-07-08

Ransomware UseUnknown

Affected Products

canonical:ubuntu_linuxdebian:debian_linuxlinux:linux_kernelnetapp:h300snetapp:h300s_firmwarenetapp:h410cnetapp:h410c_firmwarenetapp:h410snetapp:h410s_firmwarenetapp:h500snetapp:h500s_firmwarenetapp:h700snetapp:h700s_firmware

Weaknesses (CWE)

CWE-282

References

http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html(secalert@redhat.com)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20230420-0004/(secalert@redhat.com)

https://www.debian.org/security/2023/dsa-5402(secalert@redhat.com)

http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20230420-0004/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2023/dsa-5402(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-0386(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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