cve-2021-47009
Vulnerability from cvelistv5
Published
2024-02-28 08:13
Modified
2024-12-19 07:33
Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
KEYS: trusted: Fix memory leak on object td
Two error return paths are neglecting to free allocated object td,
causing a memory leak. Fix this by returning via the error return
path that securely kfree's td.
Fixes clang scan-build warning:
security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential
memory leak [unix.Malloc]
References
Impacted products
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Fix this by returning via the error return\npath that securely kfree\u0027s td.\n\nFixes clang scan-build warning:\nsecurity/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential\nmemory leak [unix.Malloc]" } ], "providerMetadata": { "dateUpdated": "2024-12-19T07:33:31.469Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/31c9a4b24d86cbb36ff0d7a085725a3b4f0138c8" }, { "url": "https://git.kernel.org/stable/c/1c4031014106aff48e1e686e40101c31eab5d44c" }, { "url": "https://git.kernel.org/stable/c/3e24fbd37e72e8a67b74991970fecc82d14f57af" }, { "url": "https://git.kernel.org/stable/c/83a775d5f9bfda95b1c295f95a3a041a40c7f321" } ], "title": "KEYS: trusted: Fix memory leak on object td", "x_generator": { "engine": "bippy-5f407fcff5a0" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47009", "datePublished": "2024-02-28T08:13:28.439Z", "dateReserved": "2024-02-27T18:42:55.952Z", "dateUpdated": "2024-12-19T07:33:31.469Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47009\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-02-28T09:15:38.610\",\"lastModified\":\"2024-12-09T18:24:16.137\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nKEYS: trusted: Fix memory leak on object td\\n\\nTwo error return paths are neglecting to free allocated object td,\\ncausing a memory leak. Fix this by returning via the error return\\npath that securely kfree\u0027s td.\\n\\nFixes clang scan-build warning:\\nsecurity/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential\\nmemory leak [unix.Malloc]\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: LLAVES: confiable: corrige la p\u00e9rdida de memoria en el objeto td. Dos rutas de retorno de error no liberan el objeto asignado td, lo que provoca una p\u00e9rdida de memoria. Solucione este problema regresando a trav\u00e9s de la ruta de retorno de error que segura el td. 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Sightings
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.