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        "cveId": "CVE-2021-47475",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-05-22T06:20:56.200Z",
        "datePublished": "2024-05-22T08:19:29.423Z",
        "dateUpdated": "2024-08-04T05:39:59.742Z"
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                "dateUpdated": "2024-05-29T05:08:36.562Z"
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                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncomedi: vmk80xx: fix transfer-buffer overflows\n\nThe driver uses endpoint-sized USB transfer buffers but up until\nrecently had no sanity checks on the sizes.\n\nCommit e1f13c879a7c (\"staging: comedi: check validity of wMaxPacketSize\nof usb endpoints found\") inadvertently fixed NULL-pointer dereferences\nwhen accessing the transfer buffers in case a malicious device has a\nzero wMaxPacketSize.\n\nMake sure to allocate buffers large enough to handle also the other\naccesses that are done without a size check (e.g. byte 18 in\nvmk80xx_cnt_insn_read() for the VMK8061_MODEL) to avoid writing beyond\nthe buffers, for example, when doing descriptor fuzzing.\n\nThe original driver was for a low-speed device with 8-byte buffers.\nSupport was later added for a device that uses bulk transfers and is\npresumably a full-speed device with a maximum 64-byte wMaxPacketSize."
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                    "vendor": "Linux",
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                    "programFiles": [
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                    "defaultStatus": "affected",
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                            "status": "affected"
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                        {
                            "version": "0",
                            "lessThan": "2.6.31",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.4.292",
                            "lessThanOrEqual": "4.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
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                        {
                            "version": "4.9.290",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "custom"
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                        {
                            "version": "4.14.255",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.19.217",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.4.159",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.79",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.14.18",
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                            "status": "unaffected",
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                            "version": "5.15.2",
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                            "status": "unaffected",
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                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
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