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CVE-2026-12345 affecting package tensorflow 2.16.1-11

Type: advisorySources: OSV

The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the privileges of the process performing the cleanup. Note that platforms where shutil.rmtree.avoids_symlink_attacks is false, remain affected, and file flags may still be reset outside of the tree on all platforms.

Products
tensorflow
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-12345
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:05 UTC · Revision 1

Source evidence

CVE-2026-12345 affecting package tensorflow 2.16.1-11

core-osv · Original source

Published 29 Sept 2026, 18:17 UTC

The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the privileges of the process performing the cleanup. Note that platforms where shutil.rmtree.avoids_symlink_attacks is false, remain affected, and file flags may still be reset outside of the tree on all platforms.

osv:AZL-105912

tensorflow

Fixed versions: Not specified

Complete source record
{
  "id": "3e2a081df2cc5299df86e77de6cbef51aafc7fdd3bcf11fa67bdc86955d06528",
  "url": "https://osv.dev/vulnerability/AZL-105912",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-12345 affecting package tensorflow 2.16.1-11",
    "summary": "The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the privileges of the process performing the cleanup. Note that platforms where shutil.rmtree.avoids_symlink_attacks is false, remain affected, and file flags may still be reset outside of the tree on all platforms.",
    "evidence": "osv:AZL-105912",
    "products": [
      {
        "name": {
          "value": "tensorflow",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "AZL-105912",
      "aliases": [
        "AZL-105912"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "2.16.1-11"
                }
              ]
            }
          ],
          "package": {
            "name": "tensorflow",
            "purl": "pkg:rpm/azure-linux/tensorflow",
            "ecosystem": "Azure Linux:3"
          },
          "database_specific": {
            "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-105912.json"
          }
        }
      ],
      "modified": "2026-10-15T05:37:09Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-12345"
      ],
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2026-12345"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-12345",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 321400,
  "published_at": "2026-09-29T18:17:14+00:00"
}