cve-2023-0386

HIGH vulncheck_kev
Description

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.

Timeline
Published
2025-06-17 00:00 UTC
Last Modified
2025-06-17
CVSS Details

CVSS details not available.

Affected Products

No product information available.

References

No references available.

Linked Vulnerabilities

{
  "cvss": 0.0,
  "datePublished": "2025-06-17T00:00:00Z",
  "dateUpdated": "2025-06-17T00:00:00Z",
  "description": "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.",
  "dueDate": "2025-07-08T00:00:00Z",
  "id": "CVE-2023-0386",
  "kev_catalogs": [
    "vulncheck"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Kernel",
  "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "severity": "HIGH",
  "source": "vulncheck_kev",
  "title": "Linux Kernel Improper Ownership Management Vulnerability",
  "vendor": "Linux"
}
Enrichment data
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