{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47057", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-29T22:33:44.294Z", "datePublished": "2024-02-29T22:37:32.216Z", "dateUpdated": "2026-05-11T13:47:14.944Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:47:14.944Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map\n\nIn the case where the dma_iv mapping fails, the return error path leaks\nthe memory allocated to object d. Fix this by adding a new error return\nlabel and jumping to this to ensure d is free'd before the return.\n\nAddresses-Coverity: (\"Resource leak\")" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c" ], "versions": [ { "version": "ac2614d721dea2ff273af19c6c5d508d58a2bb3e", "lessThan": "617ec35ed51f731a593ae7274228ef2cfc9cb781", "status": "affected", "versionType": "git" }, { "version": "ac2614d721dea2ff273af19c6c5d508d58a2bb3e", "lessThan": "e1f2d739849c3239df1ea3f97d40bade4b808410", "status": "affected", "versionType": "git" }, { "version": "ac2614d721dea2ff273af19c6c5d508d58a2bb3e", "lessThan": "6516cb852d704ff8d615de1f93cd443a99736c3d", "status": "affected", "versionType": "git" }, { "version": "ac2614d721dea2ff273af19c6c5d508d58a2bb3e", "lessThan": "98b5ef3e97b16eaeeedb936f8bda3594ff84a70e", "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/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c" ], "versions": [ { "version": "5.10", "status": "affected" }, { "version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.37", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.11.21", "lessThanOrEqual": "5.11.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.4", "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": "5.10", "versionEndExcluding": "5.10.37" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.11.21" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.12.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781" }, { "url": "https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410" }, { "url": "https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d" }, { "url": "https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e" } ], "title": "crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-770", "lang": "en", "description": "CWE-770 Allocation of Resources Without Limits or Throttling" } ] } ], "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": "2024-03-05T20:56:30.683698Z", "id": "CVE-2021-47057", "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": "2024-11-06T14:41:35.263Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.143Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e", "tags": [ "x_transferred" ] } ] } ] } }