{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-38665",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:24.031Z",
        "datePublished": "2025-08-22T16:02:57.458Z",
        "dateUpdated": "2026-05-11T21:32:36.485Z"
    },
    "containers": {
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:32:36.485Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: netlink: can_changelink(): fix NULL pointer deref of struct can_priv::do_set_mode\n\nAndrei Lalaev reported a NULL pointer deref when a CAN device is\nrestarted from Bus Off and the driver does not implement the struct\ncan_priv::do_set_mode callback.\n\nThere are 2 code path that call struct can_priv::do_set_mode:\n- directly by a manual restart from the user space, via\n  can_changelink()\n- delayed automatic restart after bus off (deactivated by default)\n\nTo prevent the NULL pointer deference, refuse a manual restart or\nconfigure the automatic restart delay in can_changelink() and report\nthe error via extack to user space.\n\nAs an additional safety measure let can_restart() return an error if\ncan_priv::do_set_mode is not set instead of dereferencing it\nunchecked."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/can/dev/dev.c",
                        "drivers/net/can/dev/netlink.c"
                    ],
                    "versions": [
                        {
                            "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
                            "lessThan": "6bbcf37c5114926c99a1d1e6993a5b35689d2599",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
                            "lessThan": "cf81a60a973358dea163f6b14062f17831ceb894",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
                            "lessThan": "0ca816a96fdcf32644c80cbe7a82c7b6ce6ddda5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
                            "lessThan": "6acceb46180f9e160d4f0c56fcaf39ba562822ae",
                            "status": "affected",
                            "versionType": "git"
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                            "lessThan": "c1f3f9797c1f44a762e6f5f72520b2e520537b52",
                            "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/dev/dev.c",
                        "drivers/net/can/dev/netlink.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.31",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.31",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.148",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.101",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.41",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15.9",
                            "lessThanOrEqual": "6.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.16",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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                                    "vulnerable": true,
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6bbcf37c5114926c99a1d1e6993a5b35689d2599"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cf81a60a973358dea163f6b14062f17831ceb894"
                },
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                    "url": "https://git.kernel.org/stable/c/0ca816a96fdcf32644c80cbe7a82c7b6ce6ddda5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6acceb46180f9e160d4f0c56fcaf39ba562822ae"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c1f3f9797c1f44a762e6f5f72520b2e520537b52"
                }
            ],
            "title": "can: netlink: can_changelink(): fix NULL pointer deref of struct can_priv::do_set_mode",
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        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
                    }
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