{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47345", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:28:16.980Z", "datePublished": "2024-05-21T14:35:51.621Z", "dateUpdated": "2026-05-11T13:52:50.518Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:52:50.518Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cma: Fix rdma_resolve_route() memory leak\n\nFix a memory leak when \"mda_resolve_route() is called more than once on\nthe same \"rdma_cm_id\".\n\nThis is possible if cma_query_handler() triggers the\nRDMA_CM_EVENT_ROUTE_ERROR flow which puts the state machine back and\nallows rdma_resolve_route() to be called again." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/infiniband/core/cma.c" ], "versions": [ { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "40b613db3a95bc27998e4097d74c2f7e5d083a0b", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "e2da8ce2a9543f3ca5c93369bd1fe6eeb572101a", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "e4e062da082a199357ba4911145f331d40139ad8", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "4893c938f2a140a74be91779e45e4a7fa111198f", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "032c68b4f5be128a2167f35b558b7cec88fe4972", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "3d08b5917984f737f32d5bee9737b9075c3895c6", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "f4f553d67236145fa5fd203ed7b35b9377e19939", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "07583ba2e2d8947c3d365d97608cb436510885ac", "status": "affected", "versionType": "git" }, { "version": "e51060f08a61965c4dd91516d82fe90617152590", "lessThan": "74f160ead74bfe5f2b38afb4fcf86189f9ff40c9", "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/infiniband/core/cma.c" ], "versions": [ { "version": "2.6.18", "status": "affected" }, { "version": "0", "lessThan": "2.6.18", "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": "5.4.133", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.51", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.18", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13.3", "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:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "4.4.276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "4.9.276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "4.14.240" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "4.19.198" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "5.4.133" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "5.10.51" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "5.12.18" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "5.13.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.18", "versionEndExcluding": "5.14" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/40b613db3a95bc27998e4097d74c2f7e5d083a0b" }, { "url": "https://git.kernel.org/stable/c/e2da8ce2a9543f3ca5c93369bd1fe6eeb572101a" }, { "url": "https://git.kernel.org/stable/c/e4e062da082a199357ba4911145f331d40139ad8" }, { "url": "https://git.kernel.org/stable/c/4893c938f2a140a74be91779e45e4a7fa111198f" }, { "url": "https://git.kernel.org/stable/c/032c68b4f5be128a2167f35b558b7cec88fe4972" }, { "url": "https://git.kernel.org/stable/c/3d08b5917984f737f32d5bee9737b9075c3895c6" }, { "url": 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