{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74455",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.900Z",
        "datePublished": "2026-08-15T12:26:58.175Z",
        "dateUpdated": "2026-08-19T16:36:48.775Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-19T16:36:48.775Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: peak_usb: validate uCAN receive record lengths\n\npcan_usb_fd_decode_buf() walks uCAN records packed in one USB\nreceive buffer.\n\nRequire each record to contain the fixed header for its type, and verify\nCAN payload bytes before copying them into the skb."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/can/usb/peak_usb/pcan_usb_fd.c"
                    ],
                    "versions": [
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "276d989cd2dd88e2b7ab2c96fd10c86836b12781",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "bf9d787b7e1ef59be19b35abca08194772deb97e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "89c92a8052698dbbd3652a77c04d02bbd74a3275",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "6067c878e38d02a3d5c43497347e143f85c9064a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "2c8f08f3641a074da40acf05baa5a18ae2739260",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "2427ef427bdd78d862c7c76597bfd9eda88b81f1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "d9c115948c3dd5fcc2d0245cec5eb76c098503c8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0a25e1f4f18566b750ebd3ae995af64e23111e63",
                            "lessThan": "93fcab2c6968446316bbb49548848df604d6346f",
                            "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/net/can/usb/peak_usb/pcan_usb_fd.c"
                    ],
                    "versions": [
                        {
                            "version": "4.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.151",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.103",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "4.0",
                                    "versionEndExcluding": "5.10.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "5.15.216"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "6.1.183"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "6.6.151"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "6.12.103"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "6.18.44"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "7.1.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.0",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/276d989cd2dd88e2b7ab2c96fd10c86836b12781"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bf9d787b7e1ef59be19b35abca08194772deb97e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/89c92a8052698dbbd3652a77c04d02bbd74a3275"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6067c878e38d02a3d5c43497347e143f85c9064a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/93fcab2c6968446316bbb49548848df604d6346f"
                }
            ],
            "title": "can: peak_usb: validate uCAN receive record lengths",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}