FKIE_CVE-2024-36967
Vulnerability from fkie_nvd - Published: 2024-06-08 13:15 - Updated: 2026-06-17 07:37
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
KEYS: trusted: Fix memory leak in tpm2_key_encode()
'scratch' is never freed. Fix this by calling kfree() in the success, and
in the error case.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"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": [
{
"lessThan": "1e6914fa8e7798bcf3ce4a5b96ea4ac1d5571cdf",
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"versionType": "git"
},
{
"lessThan": "5d91238b590bd883c86ba7707c5c9096469c08b7",
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"versionType": "git"
},
{
"lessThan": "e62835264d0352be6086975f18fdfed2b5520b13",
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"versionType": "git"
},
{
"lessThan": "189c768932d435045b1fae12bf63e53866f06a28",
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"versionType": "git"
},
{
"lessThan": "cf26a92f560eed5d6ddc3d441cc645950cbabc56",
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"versionType": "git"
},
{
"lessThan": "ffcaa2172cc1a85ddb8b783de96d38ca8855e248",
"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": "5.15.160",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.92",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.32",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"version": "6.8.11",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.9.*",
"status": "unaffected",
"version": "6.9.2",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.10",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "795AB883-0972-406E-AFB1-7410C2556E94",
"versionEndExcluding": "5.15.160",
"versionStartIncluding": "5.13",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4E8DFDEB-F911-42FB-A55F-B84A9C556F01",
"versionEndExcluding": "6.1.92",
"versionStartIncluding": "5.16",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "18199311-EF79-4480-85B0-6AD00C70A7BE",
"versionEndExcluding": "6.6.32",
"versionStartIncluding": "6.2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3B75CBAF-FD3C-40AE-85BB-0525E142C4C8",
"versionEndExcluding": "6.8.11",
"versionStartIncluding": "6.7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "197A592B-2A2B-4A2F-8856-22638007413E",
"versionEndExcluding": "6.9.2",
"versionStartIncluding": "6.9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKEYS: trusted: Fix memory leak in tpm2_key_encode()\n\n\u0027scratch\u0027 is never freed. Fix this by calling kfree() in the success, and\nin the error case."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: KEYS: confiable: corrige la p\u00e9rdida de memoria en tpm2_key_encode() \u0027scratch\u0027 nunca se libera. Solucione este problema llamando a kfree() en caso de \u00e9xito y de error."
}
],
"id": "CVE-2024-36967",
"lastModified": "2026-06-17T07:37:28.523",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-36967",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-06-10T13:06:42.605558Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-06-08T13:15:58.000",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/189c768932d435045b1fae12bf63e53866f06a28"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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],
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},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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],
"url": "https://git.kernel.org/stable/c/5d91238b590bd883c86ba7707c5c9096469c08b7"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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],
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},
{
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"tags": [
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],
"url": "https://git.kernel.org/stable/c/e62835264d0352be6086975f18fdfed2b5520b13"
},
{
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"tags": [
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],
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},
{
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],
"url": "https://git.kernel.org/stable/c/189c768932d435045b1fae12bf63e53866f06a28"
},
{
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"tags": [
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],
"url": "https://git.kernel.org/stable/c/1e6914fa8e7798bcf3ce4a5b96ea4ac1d5571cdf"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/5d91238b590bd883c86ba7707c5c9096469c08b7"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/cf26a92f560eed5d6ddc3d441cc645950cbabc56"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/e62835264d0352be6086975f18fdfed2b5520b13"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/ffcaa2172cc1a85ddb8b783de96d38ca8855e248"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-401"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- 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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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