CVE-2023-0386
HIGH7.8⚠ KEVEPSS 50.6%linux - security update
Published: 3/22/2023Modified: 4/28/2026Added to CISA KEV: 6/17/2025
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.
Affected packages (3)
- Debian/linuxfrom 0, < 5.10.179-1
- Debian/linuxfrom 0, < 5.10.179-1
- Debian/linux-5.10from 0, < 5.10.179-1~deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |