{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23362",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:46.002Z",
        "datePublished": "2026-03-25T10:27:45.476Z",
        "dateUpdated": "2026-05-23T16:04:37.669Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T16:04:37.669Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: bcm: fix locking for bcm_op runtime updates\n\nCommit c2aba69d0c36 (\"can: bcm: add locking for bcm_op runtime updates\")\nadded a locking for some variables that can be modified at runtime when\nupdating the sending bcm_op with a new TX_SETUP command in bcm_tx_setup().\n\nUsually the RX_SETUP only handles and filters incoming traffic with one\nexception: When the RX_RTR_FRAME flag is set a predefined CAN frame is\nsent when a specific RTR frame is received. Therefore the rx bcm_op uses\nbcm_can_tx() which uses the bcm_tx_lock that was only initialized in\nbcm_tx_setup(). Add the missing spin_lock_init() when allocating the\nbcm_op in bcm_rx_setup() to handle the RTR case properly."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/can/bcm.c"
                    ],
                    "versions": [
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                            "lessThan": "0904037e713f787d1376e1d349c3bdf6c3105881",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
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                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2a437b86ac5a9893c902f30ef66815bf13587bf6",
                            "lessThan": "800f26f11ae37b17f58e0001f28a47dd75c26557",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "76c84c3728178b2d38d5604e399dfe8b0752645e",
                            "lessThan": "70e951afad4c025261fe3c952d2b07237e320a01",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
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                            "lessThan": "8bcf2d847adb82b2c617456f6da17ac5e6c75285",
                            "status": "affected",
                            "versionType": "git"
                        },
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                            "version": "c2aba69d0c36a496ab4f2e81e9c2b271f2693fd7",
                            "lessThan": "8215ba7bc99e84e66fd6938874ec4330a9d96518",
                            "status": "affected",
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                        },
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                            "lessThan": "c35636e91e392e1540949bbc67932167cb48bc3a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8f1c022541bf5a923c8d6fa483112c15250f30a4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c4e8a172501e677ebd8ea9d9161d97dc4df56fbd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.238",
                            "lessThan": "5.10.253",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.185",
                            "lessThan": "5.15.203",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.141",
                            "lessThan": "6.1.167",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.93",
                            "lessThan": "6.6.130",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.31",
                            "lessThan": "6.12.77",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.294",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.9",
                            "lessThan": "6.15",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/can/bcm.c"
                    ],
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                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.253",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
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                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
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                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.130",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.77",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.17",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.7",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
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                    "nodes": [
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                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0904037e713f787d1376e1d349c3bdf6c3105881"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c85b96eaf766d8f066b1139a17a51efa2f6627ef"
                },
                {
                    "url": "https://git.kernel.org/stable/c/800f26f11ae37b17f58e0001f28a47dd75c26557"
                },
                {
                    "url": "https://git.kernel.org/stable/c/70e951afad4c025261fe3c952d2b07237e320a01"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8bcf2d847adb82b2c617456f6da17ac5e6c75285"
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                    "url": "https://git.kernel.org/stable/c/f0c349b2c21b220af5ba19f29b885e222958d796"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c35636e91e392e1540949bbc67932167cb48bc3a"
                }
            ],
            "title": "can: bcm: fix locking for bcm_op runtime updates",
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}