cve-2021-47143
Vulnerability from cvelistv5
Published
2024-03-25 09:07
Modified
2024-11-04 12:00
Severity ?
EPSS score ?
Summary
net/smc: remove device from smcd_dev_list after failed device_add()
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T05:24:40.199Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/8b2cdc004d21a7255f219706dca64411108f7897" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/40588782f1016c655ae1d302892f61d35af96842" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/444d7be9532dcfda8e0385226c862fd7e986f607" } ], "title": "CVE Program Container" }, { "metrics": [ { "other": { "content": { "id": "CVE-2021-47143", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:54:57.413915Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-09-11T17:33:14.760Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "net/smc/smc_ism.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "8b2cdc004d21", "status": "affected", "version": "c6ba7c9ba43d", "versionType": "git" }, { "lessThan": "40588782f101", "status": "affected", "version": "c6ba7c9ba43d", "versionType": "git" }, { "lessThan": "444d7be9532d", "status": "affected", "version": "c6ba7c9ba43d", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "net/smc/smc_ism.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "4.19" }, { "lessThan": "4.19", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.42", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.9", "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/smc: remove device from smcd_dev_list after failed device_add()\n\nIf the device_add() for a smcd_dev fails, there\u0027s no cleanup step that\nrolls back the earlier list_add(). The device subsequently gets freed,\nand we end up with a corrupted list.\n\nAdd some error handling that removes the device from the list." } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:00:19.081Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/8b2cdc004d21a7255f219706dca64411108f7897" }, { "url": "https://git.kernel.org/stable/c/40588782f1016c655ae1d302892f61d35af96842" }, { "url": "https://git.kernel.org/stable/c/444d7be9532dcfda8e0385226c862fd7e986f607" } ], "title": "net/smc: remove device from smcd_dev_list after failed device_add()", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47143", "datePublished": "2024-03-25T09:07:41.075Z", "dateReserved": "2024-03-04T18:12:48.844Z", "dateUpdated": "2024-11-04T12:00:19.081Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47143\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-25T09:15:08.900\",\"lastModified\":\"2024-03-25T13:47:14.087\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/smc: remove device from smcd_dev_list after failed device_add()\\n\\nIf the device_add() for a smcd_dev fails, there\u0027s no cleanup step that\\nrolls back the earlier list_add(). The device subsequently gets freed,\\nand we end up with a corrupted list.\\n\\nAdd some error handling that removes the device from the list.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net/smc: eliminar dispositivo de smcd_dev_list despu\u00e9s de fallar device_add() Si falla el dispositivo_add() para smcd_dev, no hay ning\u00fan paso de limpieza que revierta el list_add() anterior. Posteriormente, el dispositivo se libera y terminamos con una lista corrupta. Agregue alg\u00fan manejo de errores que elimine el dispositivo de la lista.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/40588782f1016c655ae1d302892f61d35af96842\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/444d7be9532dcfda8e0385226c862fd7e986f607\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8b2cdc004d21a7255f219706dca64411108f7897\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.