CVE-2025-4953
Full vulnerability record from the local CVENow database.
Description
A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible.
Severity
HIGH
CVSS score
7.4
(v3.1)
Vulnerability status
Deferred
Source identifier
Published
2025-09-16 15:15:45.313000
Last modified
2026-11-05 16:17:19.630000
View original CVE JSON
{
"id": "CVE-2025-4953",
"sourceIdentifier": "[email protected]",
"published": "2025-09-16T15:15:45.313",
"lastModified": "2026-11-05T16:17:19.630",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible."
}
],
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{
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],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
"baseScore": 7.4,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE"
},
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"impactScore": 5.2
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
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"id": "CVE-2025-4953",
"options": [
{
"exploitation": "none"
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{
"automatable": "no"
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{
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}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-378"
}
]
}
],
"references": [
{
"url": "https://access.redhat.com/errata/RHSA-2024:8690",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:15904",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:16724",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:16729",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:17669",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:22265",
"source": "[email protected]"
},
{
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"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:22695",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:22724",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:22732",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:23113",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2025:2703",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/errata/RHSA-2026:0316",
"source": "[email protected]"
},
{
"url": "https://access.redhat.com/security/cve/CVE-2025-4953",
"source": "[email protected]"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367235",
"source": "[email protected]"
},
{
"url": "https://github.com/containers/podman/pull/25173",
"source": "[email protected]"
}
]
}