Exploitation evidence
Known exploited · CISA KEV listed
Added 2025-06-17. Ransomware campaign use: Unknown.
CISA 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.
CISA due date: 2025-07-08. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
n/a / Kernel
Default status: Not specified
- affected: Linux kernel 6.2-rc6
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a
- https://security.netapp.com/advisory/ntap-20230420-0004/
- https://www.debian.org/security/2023/dsa-5402
- https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-0386
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.0788,
"percentile": 0.94787
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.0788,
"percentile": 0.94754
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.0788,
"percentile": 0.94748
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.0788,
"percentile": 0.94745
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.0788,
"percentile": 0.94741
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.0788,
"percentile": 0.94732
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.0788,
"percentile": 0.94728
}05 Nov 2026, 00:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T05:10:55.563Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
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"references": [
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"x_transferred"
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a"
},
{
"tags": [
"x_transferred"
],
"url": "https://security.netapp.com/advisory/ntap-20230420-0004/"
},
{
"name": "DSA-5402",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://www.debian.org/security/2023/dsa-5402"
},
{
"name": "[debian-lts-announce] 20230605 [SECURITY] [DLA 3446-1] linux-5.10 security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html"
},
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html"
},
{
"name": "[debian-lts-announce] 20240627 [SECURITY] [DLA 3840-1] linux security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2023-0386",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
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{
"Technical Impact": "total"
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],
"role": "CISA Coordinator",
"timestamp": "2025-07-17T03:55:31.499341Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2025-06-17",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-0386"
},
"type": "kev"
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}
],
"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"references": [
{
"tags": [
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}
],
"timeline": [
{
"lang": "en",
"time": "2025-06-17T00:00:00.000Z",
"value": "CVE-2023-0386 added to CISA KEV"
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],
"title": "CISA ADP Vulnrichment"
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],
"cna": {
"affected": [
{
"product": "Kernel",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "Linux kernel 6.2-rc6"
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{
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"value": "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."
}
],
"problemTypes": [
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{
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"description": "CWE-282",
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"providerMetadata": {
"dateUpdated": "2024-06-27T12:11:02.905Z",
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"references": [
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a"
},
{
"url": "https://security.netapp.com/advisory/ntap-20230420-0004/"
},
{
"name": "DSA-5402",
"tags": [
"vendor-advisory"
],
"url": "https://www.debian.org/security/2023/dsa-5402"
},
{
"name": "[debian-lts-announce] 20230605 [SECURITY] [DLA 3446-1] linux-5.10 security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html"
},
{
"url": "http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html"
},
{
"name": "[debian-lts-announce] 20240627 [SECURITY] [DLA 3840-1] linux security update",
"tags": [
"mailing-list"
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},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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"cveId": "CVE-2023-0386",
"datePublished": "2023-03-22T00:00:00.000Z",
"dateReserved": "2023-01-18T00:00:00.000Z",
"dateUpdated": "2025-10-21T23:15:22.744Z",
"state": "PUBLISHED"
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}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.0788,
"percentile": 0.94724
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.0788,
"percentile": 0.94716
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.0788,
"percentile": 0.94709
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2023-0386",
"cwes": [
"CWE-282"
],
"dateAdded": "2025-06-17",
"dueDate": "2025-07-08",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "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",
"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.",
"shortDescription": "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.",
"vendorProject": "Linux",
"vulnerabilityName": "Linux Kernel Improper Ownership Management Vulnerability"
}