cve-2021-47122
Vulnerability from cvelistv5
Published
2024-03-15 20:14
Modified
2024-11-04 11:59
Severity ?
EPSS score ?
Summary
net: caif: fix memory leak in caif_device_notify
References
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2021-47122", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-06-21T16:10:05.257169Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-06-21T16:10:13.492Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-04T05:24:39.852Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/b042e2b2039565eb8f0eb51c14fbe1ef463c8cd8" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/9348c1f10932f13b299cbc8b1bd5f780751fae49" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/4bca2034b41c15b62d47a19158bb76235fd4455d" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/3be863c11cab725add9fef4237ed4e232c3fc3bb" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/f52f4fd67264c70cd0b4ba326962ebe12d9cba94" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/af2806345a37313f01b1c9f15e046745b8ee2daa" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/6a0e317f61094d377335547e015dd2ff12caf893" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/b53558a950a89824938e9811eddfc8efcd94e1bb" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "net/caif/caif_dev.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "b042e2b20395", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "9348c1f10932", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "4bca2034b41c", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "3be863c11cab", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "f52f4fd67264", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "af2806345a37", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "6a0e317f6109", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" }, { "lessThan": "b53558a950a8", "status": "affected", "version": "7c18d2205ea7", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "net/caif/caif_dev.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "3.3" }, { "lessThan": "3.3", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "4.4.*", "status": "unaffected", "version": "4.4.272", "versionType": "semver" }, { "lessThanOrEqual": "4.9.*", "status": "unaffected", "version": "4.9.272", "versionType": "semver" }, { "lessThanOrEqual": "4.14.*", "status": "unaffected", "version": "4.14.236", "versionType": "semver" }, { "lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.194", "versionType": "semver" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.125", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.43", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.10", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: fix memory leak in caif_device_notify\n\nIn case of caif_enroll_dev() fail, allocated\nlink_support won\u0027t be assigned to the corresponding\nstructure. So simply free allocated pointer in case\nof error" } ], "providerMetadata": { "dateUpdated": "2024-11-04T11:59:50.383Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/b042e2b2039565eb8f0eb51c14fbe1ef463c8cd8" }, { "url": "https://git.kernel.org/stable/c/9348c1f10932f13b299cbc8b1bd5f780751fae49" }, { "url": "https://git.kernel.org/stable/c/4bca2034b41c15b62d47a19158bb76235fd4455d" }, { "url": "https://git.kernel.org/stable/c/3be863c11cab725add9fef4237ed4e232c3fc3bb" }, { "url": "https://git.kernel.org/stable/c/f52f4fd67264c70cd0b4ba326962ebe12d9cba94" }, { "url": "https://git.kernel.org/stable/c/af2806345a37313f01b1c9f15e046745b8ee2daa" }, { "url": "https://git.kernel.org/stable/c/6a0e317f61094d377335547e015dd2ff12caf893" }, { "url": "https://git.kernel.org/stable/c/b53558a950a89824938e9811eddfc8efcd94e1bb" } ], "title": "net: caif: fix memory leak in caif_device_notify", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47122", "datePublished": "2024-03-15T20:14:28.089Z", "dateReserved": "2024-03-04T18:12:48.838Z", "dateUpdated": "2024-11-04T11:59:50.383Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47122\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-15T21:15:07.157\",\"lastModified\":\"2024-03-17T22:38:29.433\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: caif: fix memory leak in caif_device_notify\\n\\nIn case of caif_enroll_dev() fail, allocated\\nlink_support won\u0027t be assigned to the corresponding\\nstructure. So simply free allocated pointer in case\\nof error\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: caif: corrige la p\u00e9rdida de memoria en caif_device_notify En caso de que falle caif_enroll_dev(), el link_support asignado no se asignar\u00e1 a la estructura correspondiente. As\u00ed que simplemente libera el puntero asignado en caso de error.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/3be863c11cab725add9fef4237ed4e232c3fc3bb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4bca2034b41c15b62d47a19158bb76235fd4455d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6a0e317f61094d377335547e015dd2ff12caf893\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9348c1f10932f13b299cbc8b1bd5f780751fae49\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/af2806345a37313f01b1c9f15e046745b8ee2daa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b042e2b2039565eb8f0eb51c14fbe1ef463c8cd8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b53558a950a89824938e9811eddfc8efcd94e1bb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f52f4fd67264c70cd0b4ba326962ebe12d9cba94\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- 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.