ghsa-m68q-4hqr-mc6f
Vulnerability from github
Published
2025-09-16 15:32
Modified
2025-09-16 20:21
Summary
Podman Creates Temporary File with Insecure Permissions
Details

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.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/containers/podman/v5"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "5.5.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-4953"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-378"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-16T20:21:02Z",
    "nvd_published_at": "2025-09-16T15:15:45Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-m68q-4hqr-mc6f",
  "modified": "2025-09-16T20:21:02Z",
  "published": "2025-09-16T15:32:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-4953"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2025-4953"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367235"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/containers/podman"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Podman Creates Temporary File with Insecure Permissions"
}


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