{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-68238", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-16T13:41:40.263Z", "datePublished": "2025-12-16T14:08:31.672Z", "dateUpdated": "2026-05-23T16:02:26.527Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T16:02:26.527Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: cadence: fix DMA device NULL pointer dereference\n\nThe DMA device pointer `dma_dev` was being dereferenced before ensuring\nthat `cdns_ctrl->dmac` is properly initialized.\n\nMove the assignment of `dma_dev` after successfully acquiring the DMA\nchannel to ensure the pointer is valid before use."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mtd/nand/raw/cadence-nand-controller.c"], "versions": [{"version": "0cae7c285f4771a9927ef592899234d307aea5d4", "lessThan": "2178b0255eae108bb10e5e99658b28641bc06f43", "status": "affected", "versionType": "git"}, {"version": "099a316518508be7c57de4134ef919b2dea948ce", "lessThan": "9c58c64ec41290c12490ca7e1df45013fbbb41fd", "status": "affected", "versionType": "git"}, {"version": "e630d32162a8aab92d4aaebae0a8d93039257593", "lessThan": "e282a4fdf3c6ee842a720010a8b5f7d77bedd126", "status": "affected", "versionType": "git"}, {"version": "ad9393467fbd788ac2b8a01e492e45ab1b68a1b1", "lessThan": "b146e0b085d9d6bfe838e0a15481cba7d093c67f", "status": "affected", "versionType": "git"}, {"version": "0ce5416863965ddd86e066484a306867cf1e01a8", "lessThan": "0c635241a62f2f5da1b48bfffae226d1f86a76ef", "status": "affected", "versionType": "git"}, {"version": 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pointer dereference", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: cadence: fix DMA device NULL pointer dereference\n\nThe DMA device pointer `dma_dev` was being dereferenced before ensuring\nthat `cdns_ctrl->dmac` is properly initialized.\n\nMove the assignment of `dma_dev` after successfully acquiring the DMA\nchannel to ensure the pointer is valid before use."}], "id": "CVE-2025-68238", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-12-16T14:15:58.977", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0c2a43cb43786011b48eeab6093db14888258c6b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0c635241a62f2f5da1b48bfffae226d1f86a76ef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2178b0255eae108bb10e5e99658b28641bc06f43"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5c56bf214af85ca042bf97f8584aab2151035840"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9c58c64ec41290c12490ca7e1df45013fbbb41fd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b146e0b085d9d6bfe838e0a15481cba7d093c67f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e282a4fdf3c6ee842a720010a8b5f7d77bedd126"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: mtd: rawnand: cadence: fix DMA device NULL pointer dereference", "id": "2422764", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2422764"}, "csaw": false, "details": ["No description is available for this CVE."], "name": "CVE-2025-68238", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-12-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-68238\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-68238\nhttps://lore.kernel.org/linux-cve-announce/2025121635-CVE-2025-68238-fd37@gregkh/T"]}

{}