{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-48730", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-06-20T11:09:39.052Z", "datePublished": "2024-06-20T11:13:18.750Z", "dateUpdated": "2026-05-11T18:45:50.697Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:45:50.697Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndma-buf: heaps: Fix potential spectre v1 gadget\n\nIt appears like nr could be a Spectre v1 gadget as it's supplied by a\nuser and used as an array index. Prevent the contents\nof kernel memory from being leaked to userspace via speculative\nexecution by using array_index_nospec.\n\n [sumits: added fixes and cc: stable tags]" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/dma-buf/dma-heap.c" ], "versions": [ { "version": "c02a81fba74fe3488ad6b08bfb5a1329005418f8", "lessThan": "5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a", "status": "affected", "versionType": "git" }, { "version": "c02a81fba74fe3488ad6b08bfb5a1329005418f8", "lessThan": "24f8e12d965b24f8aea762589e0e9fe2025c005e", "status": "affected", "versionType": "git" }, { "version": "c02a81fba74fe3488ad6b08bfb5a1329005418f8", "lessThan": "cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed", "status": "affected", "versionType": "git" }, { "version": "c02a81fba74fe3488ad6b08bfb5a1329005418f8", "lessThan": "92c4cfaee6872038563c5b6f2e8e613f9d84d47d", "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/dma-buf/dma-heap.c" ], "versions": [ { "version": "5.6", "status": "affected" }, { "version": "0", "lessThan": "5.6", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.99", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.22", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.16.8", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.17", "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": "5.6", "versionEndExcluding": "5.10.99" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.15.22" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.16.8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.17" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a" }, { "url": "https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e" }, { "url": "https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed" }, { "url": "https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d" } ], "title": "dma-buf: heaps: Fix potential spectre v1 gadget", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:25:00.434Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d", "tags": [ "x_transferred" ] } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2022-48730", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T17:11:00.522844Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:49.081Z" } } ] } }