{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-45849",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-13T15:03:33.078Z",
        "datePublished": "2026-05-27T12:15:15.494Z",
        "dateUpdated": "2026-05-27T12:15:15.494Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-27T12:15:15.494Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mscc: ocelot: add missing lock protection in ocelot_port_xmit_inj()\n\nocelot_port_xmit_inj() calls ocelot_can_inject() and\nocelot_port_inject_frame() without holding the injection group lock.\nBoth functions contain lockdep_assert_held() for the injection lock,\nand the correct caller felix_port_deferred_xmit() properly acquires\nthe lock using ocelot_lock_inj_grp() before calling these functions.\n\nAdd ocelot_lock_inj_grp()/ocelot_unlock_inj_grp() around the register\ninjection path to fix the missing lock protection. The FDMA path is not\naffected as it uses its own locking mechanism."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/mscc/ocelot_net.c"
                    ],
                    "versions": [
                        {
                            "version": "960ec92774e152b677ccd0006abcab7b9dd814c2",
                            "lessThan": "0b217a40156f497e09dd20d3f7baec40c785f386",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e83b49ecb569c9c5fa7cc30e55cf2c15f71f9f39",
                            "lessThan": "cc1b179f778f98270bdbbb48d183b4b6427ae198",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5e12ac3beb0dd3a718296b2d8af5528e9ab728e",
                            "lessThan": "7ac58d8832802ec89baa7539e13e6d58a88cce04",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5e12ac3beb0dd3a718296b2d8af5528e9ab728e",
                            "lessThan": "51c32ae7fae14552d79f7139614b77c1bbd57a48",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5e12ac3beb0dd3a718296b2d8af5528e9ab728e",
                            "lessThan": "63da961381e0d979459dede713001f8452364477",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5e12ac3beb0dd3a718296b2d8af5528e9ab728e",
                            "lessThan": "026f6513c5880c2c89e38ad66bbec2868f978605",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "609cd73bf38bbd48f1e695e01802114b01aa8811",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.1.107",
                            "lessThan": "6.1.165",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.48",
                            "lessThan": "6.6.128",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10.7",
                            "lessThan": "6.11",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/mscc/ocelot_net.c"
                    ],
                    "versions": [
                        {
                            "version": "6.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.165",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.128",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.14",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.4",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "6.1.107",
                                    "versionEndExcluding": "6.1.165"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.6.48",
                                    "versionEndExcluding": "6.6.128"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "6.18.14"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "6.19.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "7.0"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10.7"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0b217a40156f497e09dd20d3f7baec40c785f386"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cc1b179f778f98270bdbbb48d183b4b6427ae198"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7ac58d8832802ec89baa7539e13e6d58a88cce04"
                },
                {
                    "url": "https://git.kernel.org/stable/c/51c32ae7fae14552d79f7139614b77c1bbd57a48"
                },
                {
                    "url": "https://git.kernel.org/stable/c/63da961381e0d979459dede713001f8452364477"
                },
                {
                    "url": "https://git.kernel.org/stable/c/026f6513c5880c2c89e38ad66bbec2868f978605"
                }
            ],
            "title": "net: mscc: ocelot: add missing lock protection in ocelot_port_xmit_inj()",
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                "engine": "bippy-1.2.0"
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    }
}