CVE-2023-0386

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2023-0386

Confirmed

Yes

2025-06-17 00:00 UTC

Timestamps

2025-06-17

2025-06-17

Scope

KEV entry: Linux Kernel Improper Ownership Management Vulnerability | Affected: Linux / Kernel | 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. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-07-08 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a ; https://access.redhat.com/security/cve/cve-2023-0386 ; https://security.netapp.com/advisory/ntap-20230420-0004/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-0386

References
  • {'id': 'CVE-2023-0386', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-0386'}

14999a8a-1479-4e75-8664-7affbcf2adf3

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-282"
  ],
  "date_added": "2025-06-17",
  "due_date": "2025-07-08",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Kernel",
  "vendorProject": "Linux",
  "vulnerabilityName": "Linux Kernel Improper Ownership Management Vulnerability"
}
 -
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