{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47075", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-29T22:33:44.297Z", "datePublished": "2024-03-01T21:15:12.739Z", "dateUpdated": "2025-05-04T07:03:39.701Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:03:39.701Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet: fix memory leak in nvmet_alloc_ctrl()\n\nWhen creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger\nthan cntlid_max of the subsystem, and jumps to the\n\"out_free_changed_ns_list\" label, but the ctrl->sqs lack of be freed.\nFix this by jumping to the \"out_free_sqs\" label."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/nvme/target/core.c"], "versions": [{"version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "4720f29acb3fe67aa8aa71e6b675b079d193aaeb", "status": "affected", "versionType": "git"}, {"version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a", "status": "affected", "versionType": "git"}, {"version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "fec356a61aa3d3a66416b4321f1279e09e0f256f", "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/nvme/target/core.c"], "versions": [{"version": "5.7", "status": "affected"}, {"version": "0", "lessThan": "5.7", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.40", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.12.7", "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": "5.7", "versionEndExcluding": "5.10.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.7", "versionEndExcluding": "5.12.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.7", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb"}, {"url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a"}, {"url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f"}], "title": "nvmet: fix memory leak in nvmet_alloc_ctrl()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-03-05T15:41:37.390042Z", "id": "CVE-2021-47075", "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": "2024-11-06T21:34:27.643Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.501Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.501Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-47075", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-05T15:41:37.390042Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-23T19:01:14.970Z"}}], "cna": {"title": "nvmet: fix memory leak in nvmet_alloc_ctrl()", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "4720f29acb3fe67aa8aa71e6b675b079d193aaeb", "versionType": "git"}, {"status": "affected", "version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a", "versionType": "git"}, {"status": "affected", "version": "94a39d61f80fcd679debda11e1ca02b88d90e67e", "lessThan": "fec356a61aa3d3a66416b4321f1279e09e0f256f", "versionType": "git"}], "programFiles": ["drivers/nvme/target/core.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.7"}, {"status": "unaffected", "version": "0", "lessThan": "5.7", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.40", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.12.7", "versionType": "semver", "lessThanOrEqual": "5.12.*"}, {"status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/nvme/target/core.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb"}, {"url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a"}, {"url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet: fix memory leak in nvmet_alloc_ctrl()\n\nWhen creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger\nthan cntlid_max of the subsystem, and jumps to the\n\"out_free_changed_ns_list\" label, but the ctrl->sqs lack of be freed.\nFix this by jumping to the \"out_free_sqs\" label."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.40", "versionStartIncluding": "5.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.12.7", "versionStartIncluding": "5.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.13", "versionStartIncluding": "5.7"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:03:39.701Z"}}}, "cveMetadata": {"cveId": "CVE-2021-47075", "state": "PUBLISHED", "dateUpdated": "2025-05-04T07:03:39.701Z", "dateReserved": "2024-02-29T22:33:44.297Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-03-01T21:15:12.739Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A08070AB-8918-463D-B6C3-0E1A14F0D0CB", "versionEndExcluding": "5.10.40", "versionStartIncluding": "5.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E8F2CE30-38B0-4716-B12B-A139B0F9C5C9", "versionEndExcluding": "5.12.7", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*", "matchCriteriaId": "0CBAD0FC-C281-4666-AB2F-F8E6E1165DF7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*", "matchCriteriaId": "96AC23B2-D46A-49D9-8203-8E1BEDCA8532", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet: fix memory leak in nvmet_alloc_ctrl()\n\nWhen creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger\nthan cntlid_max of the subsystem, and jumps to the\n\"out_free_changed_ns_list\" label, but the ctrl->sqs lack of be freed.\nFix this by jumping to the \"out_free_sqs\" label."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nvmet: repara la p\u00e9rdida de memoria en nvmet_alloc_ctrl() Al crear ctrl en nvmet_alloc_ctrl(), si cntlid_min es mayor que cntlid_max del subsistema y salta a la etiqueta \"out_free_changed_ns_list\", pero el ctrl->sqs falta para liberarse. Solucione este problema saltando a la etiqueta \"out_free_sqs\"."}], "id": "CVE-2021-47075", "lastModified": "2025-03-19T16:09:56.997", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-03-01T22:15:47.170", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4720f29acb3fe67aa8aa71e6b675b079d193aaeb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/afb680ed7ecbb7fd66ddb43650e9b533fd8b4b9a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fec356a61aa3d3a66416b4321f1279e09e0f256f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: nvmet: fix memory leak in nvmet_alloc_ctrl()", "id": "2267523", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2267523"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-402", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnvmet: fix memory leak in nvmet_alloc_ctrl()\nWhen creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger\nthan cntlid_max of the subsystem, and jumps to the\n\"out_free_changed_ns_list\" label, but the ctrl->sqs lack of be freed.\nFix this by jumping to the \"out_free_sqs\" label."], "name": "CVE-2021-47075", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Under investigation", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Under investigation", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-03-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-47075\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-47075\nhttps://lore.kernel.org/linux-cve-announce/2024030142-CVE-2021-47075-8d12@gregkh/T/#u"], "threat_severity": "Low"}

{}