Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47485", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-22T06:20:56.201Z", "datePublished": "2024-05-22T08:19:36.158Z", "dateUpdated": "2025-05-04T07:12:06.695Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:12:06.695Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nIB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields\n\nOverflowing either addrlimit or bytes_togo can allow userspace to trigger\na buffer overflow of kernel memory. Check for overflows in all the places\ndoing math on user controlled buffers."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/qib/qib_user_sdma.c"], "versions": [{"version": "f931551bafe1f10ded7f5282e2aa162c267a2e5d", "lessThan": "bda41654b6e0c125a624ca35d6d20beb8015b5d0", "status": "affected", "versionType": "git"}, {"version": "f931551bafe1f10ded7f5282e2aa162c267a2e5d", "lessThan": "3f57c3f67fd93b4da86aeffea1ca32c484d054ad", "status": "affected", "versionType": "git"}, {"version": "f931551bafe1f10ded7f5282e2aa162c267a2e5d", "lessThan": "60833707b968d5ae02a75edb7886dcd4a957cf0d", "status": "affected", "versionType": "git"}, {"version": "f931551bafe1f10ded7f5282e2aa162c267a2e5d", "lessThan": "73d2892148aa4397a885b4f4afcfc5b27a325c42", "status": "affected", "versionType": "git"}, {"version": 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"lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.9.290", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.14.255", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.216", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.157", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.77", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.14.16", "lessThanOrEqual": "5.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15", "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": "2.6.35", 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