{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47257", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-04-10T18:59:19.540Z", "datePublished": "2024-05-21T14:19:51.445Z", "dateUpdated": "2026-05-11T13:51:00.238Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:51:00.238Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ieee802154: fix null deref in parse dev addr\n\nFix a logic error that could result in a null deref if the user sets\nthe mode incorrectly for the given addr type." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/ieee802154/nl802154.c" ], 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"semver" }, { "version": "5.12.12", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13", "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:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "4.9.274" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "4.14.238" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "4.19.196" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "5.4.127" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "5.10.45" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "5.12.12" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/1f95741981c899c4724647291fec5faa3c777185" }, { "url": "https://git.kernel.org/stable/c/c6998ccfefa652bac3f9b236821e392af43efa1e" }, { "url": "https://git.kernel.org/stable/c/5f728ec65485625e30f46e5b4917ff023ad29ea0" }, { "url": "https://git.kernel.org/stable/c/d0f47648b87b6d5f204cb7f3cbce6d36dab85a67" }, { "url": "https://git.kernel.org/stable/c/c7836de2cadd88bc2f20f2c5a3d4ef4c73aef627" }, { "url": "https://git.kernel.org/stable/c/fdd51e34f45311ab6e48d2147cbc2904731b9993" }, { "url": "https://git.kernel.org/stable/c/9fdd04918a452980631ecc499317881c1d120b70" } ], "title": "net: ieee802154: fix null deref in parse dev addr", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-476", "lang": "en", "description": "CWE-476 NULL Pointer Dereference" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2024-05-31T18:51:05.818923Z", "id": "CVE-2021-47257", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-07T16:26:45.246Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:32:08.048Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/1f95741981c899c4724647291fec5faa3c777185", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/c6998ccfefa652bac3f9b236821e392af43efa1e", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/5f728ec65485625e30f46e5b4917ff023ad29ea0", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/d0f47648b87b6d5f204cb7f3cbce6d36dab85a67", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/c7836de2cadd88bc2f20f2c5a3d4ef4c73aef627", "tags": [ "x_transferred" ] }, { "url": 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