{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47233", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-04-10T18:59:19.530Z", "datePublished": "2024-05-21T14:19:35.749Z", "dateUpdated": "2026-05-11T13:50:32.216Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:50:32.216Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL\n\ndevm_gpiod_get_array_optional may return NULL if no GPIO was assigned." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/regulator/rt4801-regulator.c" ], "versions": [ { "version": "5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1", "lessThan": "ba8a26a7ce8617f9f3d6230de34b2302df086b41", "status": "affected", "versionType": "git" }, { "version": "5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1", "lessThan": "dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1", "status": "affected", "versionType": "git" }, { "version": "5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1", "lessThan": "cb2381cbecb81a8893b2d1e1af29bc2e5531df27", "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/regulator/rt4801-regulator.c" ], "versions": [ { "version": "5.10", "status": "affected" }, { "version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.46", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.13", "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": "5.10.46" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.12.13" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41" }, { "url": "https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1" }, { "url": "https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27" } ], "title": "regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2021-47233", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-05-21T18:51:21.776195Z" } } } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:13:22.641Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:32:07.383Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27", "tags": [ "x_transferred" ] } ] } ] } }