{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47330", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:28:16.975Z", "datePublished": "2024-05-21T14:35:41.789Z", "dateUpdated": "2026-05-11T13:52:23.717Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:52:23.717Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: 8250: serial_cs: Fix a memory leak in error handling path\n\nIn the probe function, if the final 'serial_config()' fails, 'info' is\nleaking.\n\nAdd a resource handling path to free this memory." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/tty/serial/8250/serial_cs.c" ], "versions": [ { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "b5a2799cd62ed30c81b22c23028d9ee374e2138c", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "331f5923fce4f45b8170ccf06c529e8eb28f37bc", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "34f4590f5ec9859ea9136249f528173d150bd584", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "ee16bed959862a6de2913f71a04cb563d7237b67", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "7a80f71601af015856a0aeb1e3c294037ac3dd32", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "c39cf4df19acf0133fa284a8cd83fad42cd13cc2", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "b2ef1f5de40342de44fc5355321595f91774dab5", "status": "affected", "versionType": "git" }, { "version": "15b99ac1729503db9e6dc642a50b9b6cb3bf51f9", "lessThan": "fad92b11047a748c996ebd6cfb164a63814eeb2e", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/tty/serial/8250/serial_cs.c" ], "versions": [ { "version": "2.6.17", "status": "affected" }, { "version": "0", "lessThan": "2.6.17", "status": "unaffected", "versionType": "semver" }, { "version": "4.4.276", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.276", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.240", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.198", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.134", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.52", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.19", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13.4", "lessThanOrEqual": "5.13.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.14", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", 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"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.17", "versionEndExcluding": "5.13.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.17", "versionEndExcluding": "5.14" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138c" }, { "url": "https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bc" }, { "url": "https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584" }, { "url": "https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461" }, { "url": "https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67" }, { "url": "https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32" }, { "url": "https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2" }, { "url": 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