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

Vulnerability from cvelistv5 – Published: 2026-01-23 14:15 – Updated: 2026-06-11 18:44
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.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-10 20:41 UTC
Assigner
Linux CNA under the mitre root
CNA scorecard D 53/100 over 6666 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
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)
guessed Create a notification for this product.
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 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
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                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                },
                {
                  "lessThan": "af0689cafb127a8d1af78cc8b72585c9b2a19ecd",
                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                },
                {
                  "lessThan": "19166de9737218b77122c41a5730ac87025e089f",
                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                },
                {
                  "lessThan": "9b015f2918b95bdde2ca9cefa10ef02b138aae1e",
                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                },
                {
                  "lessThan": "9e7c63c69f57b1db1a8a1542359a6167ff8fcef1",
                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                },
                {
                  "lessThan": "62cd5d480b9762ce70d720a81fa5b373052ae05f",
                  "status": "affected",
                  "version": "f2219745250f388edacabe6cca73654131c67d0a",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "security/keys/trusted-keys/trusted_tpm2.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "5.13"
                },
                {
                  "lessThan": "5.13",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.15.*",
                  "status": "unaffected",
                  "version": "5.15.198",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.1.*",
                  "status": "unaffected",
                  "version": "6.1.160",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.6.*",
                  "status": "unaffected",
                  "version": "6.6.120",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.12.*",
                  "status": "unaffected",
                  "version": "6.12.64",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.18.*",
                  "status": "unaffected",
                  "version": "6.18.3",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "6.19",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.15.198",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.1.160",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.6.120",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.12.64",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.18.3",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.19",
                      "versionStartIncluding": "5.13",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "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."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-11T21:55:53.398Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/3fd7df4636d8fd5e3592371967a5941204368936"
            },
            {
              "url": "https://git.kernel.org/stable/c/af0689cafb127a8d1af78cc8b72585c9b2a19ecd"
            },
            {
              "url": "https://git.kernel.org/stable/c/19166de9737218b77122c41a5730ac87025e089f"
            },
            {
              "url": "https://git.kernel.org/stable/c/9b015f2918b95bdde2ca9cefa10ef02b138aae1e"
            },
            {
              "url": "https://git.kernel.org/stable/c/9e7c63c69f57b1db1a8a1542359a6167ff8fcef1"
            },
            {
              "url": "https://git.kernel.org/stable/c/62cd5d480b9762ce70d720a81fa5b373052ae05f"
            }
          ],
          "title": "KEYS: trusted: Fix a memory leak in tpm2_load_cmd",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2025-71147",
        "datePublished": "2026-01-23T14:15:13.945Z",
        "dateReserved": "2026-01-13T15:30:19.662Z",
        "dateUpdated": "2026-06-11T18:44:18.432Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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