CVE-2025-71147 (GCVE-0-2025-71147)

Vulnerability from cvelistv5 – Published: 2026-01-23 14:15 – Updated: 2026-01-23 14:15
VLAI?
Title
KEYS: trusted: Fix a memory leak in tpm2_load_cmd
Summary
In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix a memory leak in tpm2_load_cmd 'tpm2_load_cmd' allocates a tempoary blob indirectly via 'tpm2_key_decode' but it is not freed in the failure paths. Address this by wrapping the blob into with a cleanup helper.
Severity ?
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: f2219745250f388edacabe6cca73654131c67d0a , < 3fd7df4636d8fd5e3592371967a5941204368936 (git)
Affected: f2219745250f388edacabe6cca73654131c67d0a , < af0689cafb127a8d1af78cc8b72585c9b2a19ecd (git)
Affected: f2219745250f388edacabe6cca73654131c67d0a , < 19166de9737218b77122c41a5730ac87025e089f (git)
Affected: f2219745250f388edacabe6cca73654131c67d0a , < 9b015f2918b95bdde2ca9cefa10ef02b138aae1e (git)
Affected: f2219745250f388edacabe6cca73654131c67d0a , < 9e7c63c69f57b1db1a8a1542359a6167ff8fcef1 (git)
Affected: f2219745250f388edacabe6cca73654131c67d0a , < 62cd5d480b9762ce70d720a81fa5b373052ae05f (git)
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    Linux Linux Affected: 5.13
Unaffected: 0 , < 5.13 (semver)
Unaffected: 5.15.198 , ≤ 5.15.* (semver)
Unaffected: 6.1.160 , ≤ 6.1.* (semver)
Unaffected: 6.6.120 , ≤ 6.6.* (semver)
Unaffected: 6.12.64 , ≤ 6.12.* (semver)
Unaffected: 6.18.3 , ≤ 6.18.* (semver)
Unaffected: 6.19-rc1 , ≤ * (original_commit_for_fix)
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Show details on NVD website

{
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          "product": "Linux",
          "programFiles": [
            "security/keys/trusted-keys/trusted_tpm2.c"
          ],
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          ],
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          "vendor": "Linux",
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              "status": "unaffected",
              "version": "6.1.160",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.120",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.64",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.3",
              "versionType": "semver"
            },
            {
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              "status": "unaffected",
              "version": "6.19-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
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          "nodes": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKEYS: trusted: Fix a memory leak in tpm2_load_cmd\n\n\u0027tpm2_load_cmd\u0027 allocates a tempoary blob indirectly via \u0027tpm2_key_decode\u0027\nbut it is not freed in the failure paths. Address this by wrapping the blob\ninto with a cleanup helper."
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      "providerMetadata": {
        "dateUpdated": "2026-01-23T14:15:13.945Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        },
        {
          "url": "https://git.kernel.org/stable/c/62cd5d480b9762ce70d720a81fa5b373052ae05f"
        }
      ],
      "title": "KEYS: trusted: Fix a memory leak in tpm2_load_cmd",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2025-71147",
    "datePublished": "2026-01-23T14:15:13.945Z",
    "dateReserved": "2026-01-13T15:30:19.662Z",
    "dateUpdated": "2026-01-23T14:15:13.945Z",
    "state": "PUBLISHED"
  },
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  "vulnerability-lookup:meta": {
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  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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